/[escript]/trunk/escript/src/escriptcpp.cpp
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revision 2308 by gross, Mon Mar 16 01:20:56 2009 UTC revision 3470 by caltinay, Mon Mar 14 03:50:49 2011 UTC
# Line 1  Line 1 
1    
2  /*******************************************************  /*******************************************************
3  *  *
4  * Copyright (c) 2003-2008 by University of Queensland  * Copyright (c) 2003-2010 by University of Queensland
5  * Earth Systems Science Computational Center (ESSCC)  * Earth Systems Science Computational Center (ESSCC)
6  * http://www.uq.edu.au/esscc  * http://www.uq.edu.au/esscc
7  *  *
# Line 22  Line 22 
22  #include "AbstractSystemMatrix.h"  #include "AbstractSystemMatrix.h"
23  #include "AbstractTransportProblem.h"  #include "AbstractTransportProblem.h"
24  #include "DataVector.h"  #include "DataVector.h"
25  #include "paso/Paso_MPI.h"  #include "esysUtils/Esys_MPI.h"
26  #include "EscriptParams.h"  #include "EscriptParams.h"
27    #include "TestDomain.h"
28    
29    
30  extern "C" {  extern "C" {
# Line 38  extern "C" { Line 39  extern "C" {
39  #include <boost/python/def.hpp>  #include <boost/python/def.hpp>
40  #include <boost/python/object.hpp>  #include <boost/python/object.hpp>
41  #include <boost/python/tuple.hpp>  #include <boost/python/tuple.hpp>
 #include <boost/python/numeric.hpp>  
42  #include <boost/smart_ptr.hpp>  #include <boost/smart_ptr.hpp>
43  #include <boost/version.hpp>  #include <boost/version.hpp>
44    
# Line 46  using namespace boost::python; Line 46  using namespace boost::python;
46    
47  /*! \mainpage Esys Documentation  /*! \mainpage Esys Documentation
48   *   *
49   * \version 1.0.0   * \version 3.0.0
50   *   *
51   * - \ref escript   * - \ref escript
52   *   *
53   * - \ref esys_exception "Esys Exception"   * - \ref esys_exception "Esys Exception"
54   *   *
55   * - \ref finley   * - \ref dudley
56   *   *
57   * - <a href="../../epydoc/index.html">Python module documentation (epydoc generated)</a>   * - <a href="../../epydoc/index.html">Python module documentation (epydoc generated)</a>
58   *   *
# Line 62  using namespace boost::python; Line 62  using namespace boost::python;
62   * Escript is the python module that contains the interfaces   * Escript is the python module that contains the interfaces
63   * to the C++ side of escript.   * to the C++ side of escript.
64   *   *
65   * \version 1.0.0   *
66   *   *
67   * \section class_desc Class Description:   * \section class_desc Class Description:
68   * Data   * Data
# Line 80  using namespace boost::python; Line 80  using namespace boost::python;
80    
81  BOOST_PYTHON_MODULE(escriptcpp)  BOOST_PYTHON_MODULE(escriptcpp)
82  {  {
83  // This feature was added in boost v1.34  
84  #if ((BOOST_VERSION/100)%1000 > 34) || (BOOST_VERSION/100000 >1)    #if BOOST_VERSION >= 103500
85  //#if ((BOOST_VERSION/100)%1000) > 34  // params are: bool show_user_defined, bool show_py_signatures, bool show_cpp_signatures
86    // params are: bool show_user_defined, bool show_py_signatures, bool show_cpp_signatures    docstring_options docopt(true,true,false);
   #if BOOST_VERSION > 103399  
   docstring_options docopt(true, true, false);  
87    #endif    #endif
 #endif  
88    
89    def("setNumberOfThreads",escript::setNumberOfThreads);    def("setNumberOfThreads",escript::setNumberOfThreads,"Use of this method is strongly discouraged.");
90    def("getNumberOfThreads",escript::getNumberOfThreads);    def("getNumberOfThreads",escript::getNumberOfThreads,"Return the maximum number of threads"
91    " available to OpenMP.");
92    def("releaseUnusedMemory",escript::releaseUnusedMemory);    def("releaseUnusedMemory",escript::releaseUnusedMemory);
93    def("blocktimer_initialize",blocktimer_initialize);    def("blocktimer_initialize",blocktimer_initialize);
94    def("blocktimer_reportSortByName",blocktimer_reportSortByName);    def("blocktimer_reportSortByName",blocktimer_reportSortByName);
95    def("blocktimer_reportSortByTime",blocktimer_reportSortByTime);    def("blocktimer_reportSortByTime",blocktimer_reportSortByTime);
96    def("blocktimer_increment",blocktimer_increment);    def("blocktimer_increment",blocktimer_increment);
97    def("blocktimer_time",blocktimer_time);    def("blocktimer_time",blocktimer_time);
98    def("getVersion",escript::getSvnVersion);    def("getVersion",escript::getSvnVersion,"This method will only report accurate version numbers for clean checkouts.");
99    def("printParallelThreadCounts",escript::printParallelThreadCnt);    def("printParallelThreadCounts",escript::printParallelThreadCnt);
100    def("getMPISizeWorld",escript::getMPISizeWorld);    def("getMPISizeWorld",escript::getMPISizeWorld,"Return number of MPI processes in the job.");
101    def("getMPIRankWorld",escript::getMPIRankWorld);    def("getMPIRankWorld",escript::getMPIRankWorld,"Return the rank of this process in the MPI World.");
102    def("getMPIWorldMax",escript::getMPIWorldMax);    def("MPIBarrierWorld",escript::MPIBarrierWorld,"Wait until all MPI processes have reached this point.");
103      def("getMPIWorldMax",escript::getMPIWorldMax,"\nEach MPI process calls this function with a"
104    " value for arg1. The maximum value is computed and returned.\n\n:rtype: int");
105      def("getMPIWorldSum",escript::getMPIWorldSum,"\nEach MPI process calls this function with a"
106    " value for arg1. The values are added up and the total value is returned.\n\n:rtype: int");
107    def("getMachinePrecision",escript::getMachinePrecision);    def("getMachinePrecision",escript::getMachinePrecision);
108    def("getMaxFloat",escript::getMaxFloat);    def("getMaxFloat",escript::getMaxFloat);
109      def("_saveDataCSV",escript::saveDataCSV, (args("filename","arg","sep","csep"), arg("append")=false),
110    "Saves data objects passed in a python dictionary to a file.\n"
111    "The data objects must be over the same domain and be able to be interpolated to the same FunctionSpace.\n"
112    "If one of the dictionary keys is named ``mask``, then only samples where ``mask`` has a positive\n"
113    "value will be written to the file.\n\n"
114    "A header line giving the names of each column will be output first.\n"
115    "The keys given in the dictionary will be used to name columns.\n"
116    "Then the data will be output, one line per sample (for all data).\n"
117    "That is, items in each column will be printed in the same order.\n"
118    "So you can be sure that values in the same row correspond to the same input value.\n\n"
119    "\n:param filename:\n:type filename: ``string``\n"
120    ":param arg: dictionary of named `Data` objects. If one is called ``mask`` it must be scalar data.\n"
121    ":type arg: ``dict``\n"
122    ":param sep: separator for columns (defaults to ',')\n"
123    ":type sep: ``string``\n"
124    ":param csep: separator for fields within data object (defaults to \"_\")\n:type csep: ``string``\n"
125    ":param append: If True, write to the end of ``filename``\n:type append: ``string``\n");
126    
127    
128    //    //
129    // Interface for AbstractDomain    // Interface for AbstractDomain
130    //    //
131    class_<escript::AbstractDomain, escript::Domain_ptr>("Domain","Base class for all domains.",no_init)    class_<escript::AbstractDomain, escript::Domain_ptr>("Domain","Base class for all domains.",no_init)
132       .def("setTagMap",&escript::AbstractDomain::setTagMap)       .def("getStatus",&escript::AbstractDomain::getStatus,"The status of a domain changes whenever the domain is modified\n\n:rtype: int")
133       .def("getTag",&escript::AbstractDomain::getTag)       .def("setTagMap",&escript::AbstractDomain::setTagMap,args("name","tag"),
134       .def("isValidTagName",&escript::AbstractDomain::isValidTagName)  "Give a tag number a name.\n\n:param name: Name for the tag\n:type name: ``string``\n"
135       .def("showTagNames",&escript::AbstractDomain::showTagNames)  ":param tag: numeric id\n:type tag: ``int``\n:note: Tag names must be unique within a domain")
136       .def("getX",&escript::AbstractDomain::getX)       .def("getTag",&escript::AbstractDomain::getTag,args("name"),":return: tag id for "
137       .def("getDim",&escript::AbstractDomain::getDim)  "``name``\n:rtype: ``string``")
138       .def("getNormal",&escript::AbstractDomain::getNormal)       .def("isValidTagName",&escript::AbstractDomain::isValidTagName,args("name"),
139       .def("getSize",&escript::AbstractDomain::getSize)  ":return: True is ``name`` corresponds to a tag\n:rtype: ``bool``")
140       .def("saveVTK",&escript::AbstractDomain::saveVTK)       .def("showTagNames",&escript::AbstractDomain::showTagNames,":return: A space separated list of tag names\n:rtype: ``string``")
141       .def("saveDX",&escript::AbstractDomain::saveDX)       .def("getX",&escript::AbstractDomain::getX,":rtype: `Data`\n:return: Locations in the"
142       .def("getMPISize",&escript::AbstractDomain::getMPISize)  "`Domain`. FunctionSpace is chosen appropriately")
143       .def("getMPIRank",&escript::AbstractDomain::getMPIRank)       .def("getDim",&escript::AbstractDomain::getDim,":rtype: `int`\n:return: Spatial dimension of the `Domain`")
144       .def("MPIBarrier",&escript::AbstractDomain::MPIBarrier)       .def("getNormal",&escript::AbstractDomain::getNormal,":rtype: `escript`\n:return: Boundary normals")
145       .def("onMasterProcessor",&escript::AbstractDomain::onMasterProcessor)       .def("getSize",&escript::AbstractDomain::getSize,":return: the local size of samples. The function space is chosen appropriately\n:rtype: `Data`")
146         .def("saveVTK",&escript::AbstractDomain::saveVTK,args("filename","arg", "metadata"
147    , "metadata_schema"),
148    ":param filename: \n:type filename: ``string``\n:param arg: items to be added"
149    "\n:type arg: ``dict``\n:param metadata: string representing some meta data to be added\n:type metadata: ``string``"
150    "\n:param metadata_schema: schema type for metadata\n:type metadata_schema: ``string``")
151         .def("dump",&escript::AbstractDomain::dump,args("filename"),"Dumps the domain to a file"
152    ":param filename:\n:type filename: string")
153         .def("saveDX",&escript::AbstractDomain::saveDX,args("filename","arg"),"Saves a dictonary of Data objects to an OpenDX input file.\n\n:param filename:\n:type filename: ``string``"
154    "\n:param arg:\n:type arg: `dict`")
155         .def("getMPISize",&escript::AbstractDomain::getMPISize,":return: the number of processes used for this `Domain`\n:rtype: ``int``")
156         .def("getMPIRank",&escript::AbstractDomain::getMPIRank,":return: the rank of this process\n:rtype: ``int``")
157         .def("MPIBarrier",&escript::AbstractDomain::MPIBarrier,"Wait until all processes have reached this point")
158         .def("onMasterProcessor",&escript::AbstractDomain::onMasterProcessor,":return: True if this code is executing on the master process\n:rtype: `bool`")
159         .def("supportsContactElements", &escript::AbstractDomain::supportsContactElements,"Does this domain support contact elements.")
160       .def(self == self)       .def(self == self)
161       .def(self != self);       .def(self != self);
162    
# Line 130  BOOST_PYTHON_MODULE(escriptcpp) Line 164  BOOST_PYTHON_MODULE(escriptcpp)
164    // Interface for AbstractContinuousDomain    // Interface for AbstractContinuousDomain
165    //    //
166    class_<escript::AbstractContinuousDomain, bases<escript::AbstractDomain> >("ContinuousDomain","Class representing continuous domains",no_init)    class_<escript::AbstractContinuousDomain, bases<escript::AbstractDomain> >("ContinuousDomain","Class representing continuous domains",no_init)
167         .def("getSystemMatrixTypeId",&escript::AbstractContinuousDomain::getSystemMatrixTypeId)         .def("getSystemMatrixTypeId",&escript::AbstractContinuousDomain::getSystemMatrixTypeId,
168         .def("getTransportTypeId",&escript::AbstractContinuousDomain::getTransportTypeId);  args("solver", "preconditioner", "package", "symmetry"),
169    ":return: the identifier of the matrix type to be used for the global stiffness matrix "
170    "when a particular solver package and symmetric matrix is used.\n"
171    ":rtype: int")
172           .def("getTransportTypeId",&escript::AbstractContinuousDomain::getTransportTypeId,
173    args("solver", "preconditioner", "package", "symmetry"))
174    
175          .def("addPDEToSystem",&escript::AbstractContinuousDomain::addPDEToSystem,
176    args("mat", "rhs","A", "B", "C", "D", "X", "Y", "d", "y", "d_contact", "y_contact"),
177    "adds a PDE onto the stiffness matrix mat and a rhs\n\n"
178    ":param mat:\n:type mat: `OperatorAdapter`\n:param rhs:\n:type rhs: `Data`\n"
179    ":param A:\n:type A: `Data`\n"
180    ":param B:\n:type B: `Data`\n"
181    ":param C:\n:type C: `Data`\n"
182    ":param D:\n:type D: `Data`\n"
183    ":param X:\n:type X: `Data`\n"
184    ":param Y:\n:type Y: `Data`\n"
185    ":param d:\n:type d: `Data`\n"
186    ":param d_contact:\n:type d_contact: `Data`\n"
187    ":param y_contact:\n:type y_contact: `Data`\n"
188    )
189          .def("addPDEToRHS",&escript::AbstractContinuousDomain::addPDEToRHS,
190    args("rhs", "X", "Y", "y", "y_contact"),
191    "adds a PDE onto the stiffness matrix mat and a rhs\n\n"
192    ":param rhs:\n:type rhs: `Data`\n"
193    ":param X:\n:type X: `Data`\n"
194    ":param Y:\n:type Y: `Data`\n"
195    ":param y:\n:type y: `Data`\n"
196    ":param y_contact:\n:type y_contact: `Data`"
197    )
198          .def("addPDEToTransportProblem",&escript::AbstractContinuousDomain::addPDEToTransportProblem,
199    args( "tp", "source", "M", "A", "B", "C", "D", "X", "Y", "d", "y", "d_contact", "y_contact"),
200    ":param tp:\n:type tp: `TransportProblemAdapter`\n"
201    ":param source:\n:type source: `Data`\n"
202    ":param M:\n:type M: `Data`\n"
203    ":param A:\n:type A: `Data`\n"
204    ":param B:\n:type B: `Data`\n"
205    ":param C:\n:type C: `Data`\n"
206    ":param D:\n:type D: `Data`\n"
207    ":param X:\n:type X: `Data`\n"
208    ":param Y:\n:type Y: `Data`\n"
209    ":param d:\n:type d: `Data`\n"
210    ":param y:\n:type y: `Data`\n"
211    ":param d_contact:\n:type d_contact: `Data`\n"
212    ":param y_contact:\n:type y_contact: `Data`\n"
213    )
214          .def("newOperator",&escript::AbstractContinuousDomain::newSystemMatrix,
215    args("row_blocksize", "row_functionspace", "column_blocksize", "column_functionspace", "type"),
216    "creates a SystemMatrixAdapter stiffness matrix and initializes it with zeros\n\n"
217    ":param row_blocksize:\n:type row_blocksize: ``int``\n"
218    ":param row_functionspace:\n:type row_functionspace: `FunctionSpace`\n"
219    ":param column_blocksize:\n:type column_blocksize: ``int``\n"
220    ":param column_functionspace:\n:type column_functionspace: `FunctionSpace`\n"
221    ":param type:\n:type type: ``int``\n"
222    )
223          .def("newTransportProblem",&escript::AbstractContinuousDomain::newTransportProblem,
224    args("theta", "blocksize", "functionspace", "type"),
225    "creates a TransportProblemAdapter\n\n"
226    ":param theta:\n:type theta: ``float``\n"
227    ":param blocksize:\n:type blocksize: ``int``\n"
228    ":param functionspace:\n:type functionspace: `FunctionSpace`\n"
229    ":param type:\n:type type: ``int``\n"
230    )
231          .def("getDataShape",&escript::AbstractContinuousDomain::getDataShape, args("functionSpaceCode"),
232    ":return: a pair (dps, ns) where dps=the number of data points per sample, and ns=the number of samples\n:rtype: ``tuple``")
233          .def("print_mesh_info",&escript::AbstractContinuousDomain::Print_Mesh_Info,(arg("full")=false),
234    ":param full:\n:type full: ``bool``")
235          .def("getDescription",&escript::AbstractContinuousDomain::getDescription,
236    ":return: a description for this domain\n:rtype: ``string``")
237          .def("setX",&escript::AbstractContinuousDomain::setNewX,
238    args("arg"), "assigns new location to the domain\n\n:param arg:\n:type arg: `Data`")
239          .def("getNumDataPointsGlobal",&escript::AbstractContinuousDomain::getNumDataPointsGlobal,
240    ":return: the number of data points summed across all MPI processes\n"
241    ":rtype: ``int``");
242    
243    
244    
245    
246      //
247      // Interface for TestDomain
248      //
249      class_ <escript::TestDomain, bases<escript::AbstractDomain> >("TestDomain", "Test Class for domains with no structure. May be removed from future releases without notice.", init<int,int>());
250    
251      // This is the only python visible way to get a TestDomain
252      def("getTestDomainFunctionSpace",&escript::getTestDomainFunctionSpace, args("dpps",
253     "samples"),
254    "For testing only. May be removed without notice.");
255    
256    //    //
257    // Interface for FunctionSpace    // Interface for FunctionSpace
258    //    //
259    class_<escript::FunctionSpace> fs_definer("FunctionSpace","",init<>());   // Doco goes in the empty string param    class_<escript::FunctionSpace> fs_definer("FunctionSpace","A FunctionSpace describes which points from the `Domain` to use to represent functions.",init<>());    // Doco goes in the empty string param
260    fs_definer.def("getDim",&escript::FunctionSpace::getDim);    fs_definer.def("getDim",&escript::FunctionSpace::getDim,":return: the spatial dimension of the underlying domain.\n:rtype: int");
261  //   fs_definer.def("getDomain",&escript::FunctionSpace::getDomain,  //   fs_definer.def("getDomain",&escript::FunctionSpace::getDomain,
262  //                  return_internal_reference<>());  //                  return_internal_reference<>());
263    fs_definer.def("getDomain",&escript::FunctionSpace::getDomainPython);    fs_definer.def("getDomain",&escript::FunctionSpace::getDomainPython,":return: the underlying `Domain` for this FunctionSpace.\n:rtype: `Domain`");
264    fs_definer.def("getX",&escript::FunctionSpace::getX);    fs_definer.def("getX",&escript::FunctionSpace::getX,"\n:return: a function whose values are its input coordinates. ie an identity function.\n:rtype: `Data`");
265    fs_definer.def("getNormal",&escript::FunctionSpace::getNormal);    fs_definer.def("getNormal",&escript::FunctionSpace::getNormal,":return: the surface normal field.\n\n:rtype: `Data`");
266    fs_definer.def("getSize",&escript::FunctionSpace::getSize);    fs_definer.def("getSize",&escript::FunctionSpace::getSize,":return: sample size\n:rtype: `Data`");
267    fs_definer.def("setTags",&escript::FunctionSpace::setTags);    fs_definer.def("setTags",&escript::FunctionSpace::setTags,args("newtag","mask"),
268    "Set tags according to a mask\n\n:param newtag: tag number to set\n:type newtag: string, non-zero ``int``\n:param mask: Samples which correspond to positive values in the mask will be set to ``newtag``.\n:type mask: scalar `Data`");
269      fs_definer.def("setTags",&escript::FunctionSpace::setTagsByString,args("newtag","mask"));
270    fs_definer.def("getTagFromDataPointNo",    fs_definer.def("getTagFromDataPointNo",
271                   &escript::FunctionSpace::getTagFromDataPointNo);                   &escript::FunctionSpace::getTagFromDataPointNo,":return: the tag associated with the given sample number.\n:rtype: int");
272    fs_definer.def("getReferenceIDFromDataPointNo", &escript::FunctionSpace::getReferenceIDFromDataPointNo);    fs_definer.def("getReferenceIDFromDataPointNo", &escript::FunctionSpace::getReferenceIDFromDataPointNo,args("dataPointNo"),":return: the reference number associated with ``dataPointNo``\n:rtype: int ");
273    fs_definer.def("getListOfTags",&escript::FunctionSpace::getListOfTags);    fs_definer.def("getListOfTags",&escript::FunctionSpace::getListOfTags,":return: a list of the tags used in this function space\n:rtype: ``list``");
274      fs_definer.def("getApproximationOrder", &escript::FunctionSpace::getApproximationOrder,":return: the approximation order refering to the maximum degree of a polynomial which can be represenred exactly in interplation and/or integration.\n:rtype: ``int``");
275    fs_definer.def("__str__", &escript::FunctionSpace::toString);    fs_definer.def("__str__", &escript::FunctionSpace::toString);
276    fs_definer.def(self == self);    fs_definer.def(self == self);
277    fs_definer.def(self != self);    fs_definer.def(self != self);
# Line 157  BOOST_PYTHON_MODULE(escriptcpp) Line 280  BOOST_PYTHON_MODULE(escriptcpp)
280    //    //
281    class_<escript::Data>("Data","Represents a collection of datapoints. It is used to store the values of a function. For more details please consult the c++ class documentation.",init<>() )    class_<escript::Data>("Data","Represents a collection of datapoints. It is used to store the values of a function. For more details please consult the c++ class documentation.",init<>() )
282      // various constructors for Data objects      // various constructors for Data objects
 //    .def(init<const numeric::array&, optional<const escript::FunctionSpace&, bool> >(args("value","what","expand")))  
283      .def(init<const object&, optional<const escript::FunctionSpace&, bool> >(args("value","what","expand")))      .def(init<const object&, optional<const escript::FunctionSpace&, bool> >(args("value","what","expand")))
284      .def(init<const double, const tuple&, optional<const escript::FunctionSpace&, bool> >(args("value","shape","what","expand")))      .def(init<const double, const tuple&, optional<const escript::FunctionSpace&, bool> >(args("value","shape","what","expand")))
285      .def(init<const escript::Data&, const escript::FunctionSpace&>(args("value","what")))      .def(init<const escript::Data&, const escript::FunctionSpace&>(args("value","what")))
# Line 165  BOOST_PYTHON_MODULE(escriptcpp) Line 287  BOOST_PYTHON_MODULE(escriptcpp)
287      // Note for Lutz, Need to specify the call policy in order to return a      // Note for Lutz, Need to specify the call policy in order to return a
288      // reference. In this case return_internal_reference.      // reference. In this case return_internal_reference.
289      .def("__str__",&escript::Data::toString)      .def("__str__",&escript::Data::toString)
290  //     .def("getDomain",&escript::Data::getDomain,return_internal_reference<>())      .def("getDomain",&escript::Data::getDomainPython,":rtype: `Domain`")
291      .def("getDomain",&escript::Data::getDomainPython)      .def("getFunctionSpace",&escript::Data::getFunctionSpace,return_value_policy<copy_const_reference>(),":rtype: `FunctionSpace`")
292      .def("getFunctionSpace",&escript::Data::getFunctionSpace,return_value_policy<copy_const_reference>())      .def("isEmpty",&escript::Data::isEmpty,"Is this object an instance of ``DataEmpty``\n\n:rtype: ``bool``\n:note: This is not the same thing as asking if the object contains datapoints.")
293      .def("isEmpty",&escript::Data::isEmpty)      .def("isProtected",&escript::Data::isProtected,"Can this instance be modified.\n:rtype: ``bool``")
294      .def("isProtected",&escript::Data::isProtected)      .def("setProtection",&escript::Data::setProtection,"Disallow modifications to this data object\n\n:note: This method does not allow you to undo protection.")
295      .def("setProtection",&escript::Data::setProtection)      .def("getShape",&escript::Data::getShapeTuple,"\nReturns the shape of the datapoints in this object as a python tuple. Scalar data has the shape ``()``\n\n:rtype: ``tuple``")
296      .def("getShape",&escript::Data::getShapeTuple)      .def("getRank",&escript::Data::getDataPointRank,":return: the number of indicies required to address a component of a datapoints\n:rtype: positive ``int``")
297      .def("getRank",&escript::Data::getDataPointRank)      .def("dump",&escript::Data::dump,args("fileName"),"Save the data as a netCDF file\n\n:param fileName: \n:type fileName: ``string``")
298      .def("dump",&escript::Data::dump)      .def("toListOfTuples",&escript::Data::toListOfTuples, (arg("scalarastuple")=false),
299      .def("copyWithMask",&escript::Data::copyWithMask)  "Return the datapoints of this object in a list. Each datapoint is stored as a tuple.\n\n"
300      .def("setTaggedValue",&escript::Data::setTaggedValue)  ":param scalarastuple: if True, scalar data will be wrapped as a tuple."
301      .def("setTaggedValue",&escript::Data::setTaggedValueByName)  " True => [(0), (1), (2)]; False => [0, 1, 2]")
302      .def("getNumberOfDataPoints",&escript::Data::getNumDataPoints)      .def("copyWithMask",&escript::Data::copyWithMask,args("other","mask"),
303      .def("isExpanded",&escript::Data::isExpanded)  "Selectively copy values from ``other`` `Data`."
304      .def("isTagged",&escript::Data::isTagged)  "Datapoints which correspond to postive values in ``mask`` will be copied from ``other``\n"
305      .def("isConstant",&escript::Data::isConstant)  "\n:param other: source of values\n"
306      .def("isLazy",&escript::Data::isLazy)  ":type other: `Data`\n:param mask:\n:type mask: Scalar `Data`")
307      .def("isReady",&escript::Data::isReady)      .def("setTaggedValue",&escript::Data::setTaggedValue,args("tagKey","value"),
308      .def("expand",&escript::Data::expand)  "Set the value of tagged Data.\n\n:param tagKey: tag to update\n:type tagKey: ``int``\n")
309      .def("tag",&escript::Data::tag)      .def("setTaggedValue",&escript::Data::setTaggedValueByName,args("name","value"),":param name: tag to update\n:type name: ``string``\n"
310      .def("resolve",&escript::Data::resolve)  ":param value: value to set tagged data to\n:type value: ``object`` which acts like an array, ``tuple`` or ``list``\n")
311      .def("copy",&escript::Data::copy)      .def("getNumberOfDataPoints",&escript::Data::getNumDataPoints,":rtype: ``int``\n:return: Number of datapoints in the object")
312      .def("copy",&escript::Data::copySelf)      .def("isExpanded",&escript::Data::isExpanded,":rtype: ``bool``\n:return: True if this ``Data`` is expanded.")
313      .def("delay",&escript::Data::delay)      .def("isTagged",&escript::Data::isTagged,":rtype: ``bool``\n:return: True if this ``Data`` is expanded.")
314      .def("setValueOfDataPoint",&escript::Data::setValueOfDataPointToPyObject)      .def("isConstant",&escript::Data::isConstant,":rtype: ``bool``\n:return: True if this ``Data`` is an instance of ``DataConstant``\n:note: This does not mean the data is immutable.")
315        .def("isLazy",&escript::Data::isLazy,":rtype: ``bool``\n:return: True if this ``Data`` is lazy.")
316        .def("isReady",&escript::Data::isReady,":rtype: ``bool``\n:return: True if this ``Data`` is not lazy.")
317        .def("expand",&escript::Data::expand,"Convert the data to expanded representation if it is not expanded already.")
318        .def("tag",&escript::Data::tag,"Convert data to tagged representation if it is not already tagged or expanded")
319        .def("resolve",&escript::Data::resolve,"Convert the data to non-lazy representation.")
320        .def("copy",&escript::Data::copy,args("other"),"Make this object a copy of ``other``\n"
321    "\n:note: The two objects will act independently from now on. That is, changing ``other`` "
322    "after this call will not change this object and vice versa.")
323        .def("copy",&escript::Data::copySelf,":note: In the no argument form, a new object will be returned which is an independent copy of this object.")
324        .def("delay",&escript::Data::delay,"Convert this object into lazy representation")
325        .def("setValueOfDataPoint",&escript::Data::setValueOfDataPointToPyObject,args("dataPointNo","value"))
326      .def("setValueOfDataPoint",&escript::Data::setValueOfDataPointToArray)      .def("setValueOfDataPoint",&escript::Data::setValueOfDataPointToArray)
327      .def("setValueOfDataPoint",&escript::Data::setValueOfDataPoint)      .def("setValueOfDataPoint",&escript::Data::setValueOfDataPoint,"\nModify the value of a single datapoint.\n\n:param dataPointNo:\n"
328      .def("getValueOfDataPoint",&escript::Data::getValueOfDataPoint)  ":type dataPointNo: int\n:param value: \n:type value: ``float`` or an object which acts like an array, ``tuple`` or ``list``\n:warning: Use of this operation is discouraged. It prevents some optimisations from operating.")
329      .def("getTupleForDataPoint",&escript::Data::getValueOfDataPointAsTuple)      .def("getTupleForDataPoint",&escript::Data::getValueOfDataPointAsTuple,args("dataPointNo"),
330      .def("getValueOfGlobalDataPoint",&escript::Data::getValueOfGlobalDataPoint)  ":return: Value of the specified datapoint\n:rtype: ``tuple``\n:param dataPointNo: datapoint to access\n:type dataPointNo: ``int``")
331      .def("getTupleForGlobalDataPoint",&escript::Data::getValueOfGlobalDataPointAsTuple)      .def("getTupleForGlobalDataPoint",&escript::Data::getValueOfGlobalDataPointAsTuple,args("procNo","dataPointNo"),"Get a specific datapoint from a specific process\n\n"
332      .def("setToZero",&escript::Data::setToZero)  ":rtype: ``tuple``\n:param procNo: MPI rank of the process\n:type procNo: positive ``int``"
333      .def("interpolate",&escript::Data::interpolate)  "\n:param dataPointNo: datapoint to access\n:type dataPointNo: int")
334      .def("minGlobalDataPoint",&escript::Data::minGlobalDataPoint)      .def("setToZero",&escript::Data::setToZero,"After this call the object will store values of the same shape as before but all components will be zero.")
335      .def("saveDX",&escript::Data::saveDX)      .def("interpolate",&escript::Data::interpolate,args("functionspace"),"Interpolate this object's values into a new functionspace.")
336      .def("saveVTK",&escript::Data::saveVTK)      .def("_interpolateTable3d", &escript::Data::interpolateFromTable3DP,
337      .def("getTagNumber",&escript::Data::getTagNumber)  (arg("table"),arg("Amin"),arg("Astep"), arg("B"), arg("Bmin"), arg("Bstep"), arg("C"), arg("Cmin"), arg("Cstep"), arg("undef")=1.e50, arg("check_boundaries")=false, "For internal use only. Please use the interpolateTable function.")
338    )
339    
340        .def("interpolateTable", &escript::Data::interpolateFromTable2DP,
341    (arg("table"),arg("Amin"),arg("Astep"), arg("B"), arg("Bmin"), arg("Bstep"), arg("undef")=1.e50, arg("check_boundaries")=false),
342    "Creates a new Data object by interpolating using the source data (which are\n"
343    "looked up in ``table``)\n``A`` must be the outer dimension on the table\n\n"
344    ":param table: two dimensional collection of values\n"
345    ":param Amin: The base of locations in table\n:type Amin: float\n"
346    ":param Astep: size of gap between each item in the table\n:type Astep: float\n"
347    ":param undef: upper bound on interpolated values\n:type undef: float\n"
348    ":param B: Scalar representing the second coordinate to be mapped into the table\n"
349    ":type B: `Data`\n"
350    ":param Bmin: The base of locations in table for 2nd dimension\n:type Bmin: float\n"
351    ":param Bstep: size of gap between each item in the table for 2nd dimension\n:type Bstep: float\n"
352    ":param check_boundaries: if true, then values outside the boundaries will be rejected. If false, then boundary values will be used.\n"
353    ":raise RuntimeError(DataException): if the cordinates do not map into the table or if the interpolated value is above ``undef``"
354    "\n:rtype: `Data`"
355    )
356        .def("interpolateTable", &escript::Data::interpolateFromTable1DP,
357    (arg("table"),arg("Amin"),arg("Astep"), arg("undef")=1.e50, arg("check_boundaries")=false)/*,
358    "Creates a new Data object by interpolating using the source data (which are\n"
359    "looked up in ``table``)\n\n"
360    ":param table: one dimensional collection of values\n"
361    ":param Amin: The base of locations in table\n:type Amin: float\n"
362    ":param Astep: size of gap between each item in the table\n:type Astep: float\n"
363    ":param undef: upper bound on interpolated values\n:type undef: float\n"
364    ":param check_boundaries: if true, then values outside the boundaries will be rejected. If false, then boundary values will be used.\n"
365    ":raise RuntimeError(DataException): if the cordinates do not map into the table or if the interpolated value is above ``undef``"
366    "\n:rtype: `Data`"
367    */
368    )
369    
370    
371        .def("minGlobalDataPoint",&escript::Data::minGlobalDataPoint,"Please consider using getInfLocator() from pdetools instead.")
372        .def("maxGlobalDataPoint",&escript::Data::maxGlobalDataPoint, "Please consider using getSupLocator() from pdetools instead.")
373        .def("saveDX",&escript::Data::saveDX,args("fileName"),"Save the object in DX format.\n\n"
374    ":param fileName: filename\n:type fileName: string")
375        .def("saveVTK",&escript::Data::saveVTK, args("fileName"),"Save the object in VTK format.\n\n"
376    ":param fileName: \n:type fileName: string")
377        .def("getTagNumber",&escript::Data::getTagNumber,args("dpno"),"Return tag number for the specified datapoint\n\n:rtype: int\n:param dpno: datapoint number\n:type dpno: int")
378      // Unary functions for Data      // Unary functions for Data
379      .def("_interpolate",&escript::Data::interpolate)      .def("_interpolate",&escript::Data::interpolate)
380      .def("_grad",&escript::Data::gradOn)      .def("_grad",&escript::Data::gradOn)
# Line 241  BOOST_PYTHON_MODULE(escriptcpp) Line 414  BOOST_PYTHON_MODULE(escriptcpp)
414      .def("_eigenvalues",&escript::Data::eigenvalues)      .def("_eigenvalues",&escript::Data::eigenvalues)
415      .def("_eigenvalues_and_eigenvectors",&escript::Data::eigenvalues_and_eigenvectors,(arg("tol")=1.e-13))      .def("_eigenvalues_and_eigenvectors",&escript::Data::eigenvalues_and_eigenvectors,(arg("tol")=1.e-13))
416      // functions returning a single real number:      // functions returning a single real number:
417      .def("_Lsup",&escript::Data::Lsup)      .def("_Lsup",&escript::Data::Lsup,":return: the Lsup-norm of the object\n:rtype: float\n:note: If the ``Data`` contains no values, zero will be returned instead.")
418      .def("_sup",&escript::Data::sup)      .def("_sup",&escript::Data::sup,":return: the maximum value over all data points.\n:rtype: float\n:note: If the ``Data`` contains no values a large negative value will be returned instead.")
419      .def("_inf",&escript::Data::inf)      .def("_inf",&escript::Data::inf,":return: minimum value over all components and all data points\n:rtype: float\n:note: If the ``Data`` contains no values a large positive value will be returned instead.")
420      .def("_integrate",&escript::Data::integrate)      .def("_integrateToTuple",&escript::Data::integrateToTuple,":return: Calculate the integral over the function space domain as a python tuple\n:rtype: tuple")
     .def("_integrateToTuple",&escript::Data::integrateToTuple)  
   
421      // following implements the python abs operator      // following implements the python abs operator
422      .def("__abs__",&escript::Data::abs)      .def("__abs__",&escript::Data::abs,":return: absolute value\n\n:rtype: `Data`")
423      // following implements the python "-" negation operator      // following implements the python "-" negation operator
424      .def("__neg__",&escript::Data::neg)      .def("__neg__",&escript::Data::neg, ":return: negation of the values in this object\n:rtype: `Data`")
425      // following implements the python "+" identity operator      // following implements the python "+" identity operator
426      .def("__pos__",&escript::Data::pos)      .def("__pos__",&escript::Data::pos, "\nThe unary + operator\n\n:rtype: `Data`")
427      // following two functions implement the python [] operator      // following three functions implement the python [] operator
428      .def("__getitem__",&escript::Data::getItem)      .def("__getitem__",&escript::Data::getItem,"Used by the python [] operator\n\n:rtype: `Data`")
429      .def("__setitem__",&escript::Data::setItemO)      .def("__setitem__",&escript::Data::setItemO,"Used by the python [] operator")
430      .def("__setitem__",&escript::Data::setItemD)      .def("__setitem__",&escript::Data::setItemD,"Used by the python [] operator")
431      // following two functions implement the python ** operator      // following three functions implement the python ** operator
432      .def("__pow__",&escript::Data::powO)      .def("__pow__",&escript::Data::powO,"Used by the python ** operator\n\n:rtype: `Data`")
433      .def("__pow__",&escript::Data::powD)      .def("__pow__",&escript::Data::powD)
434      .def("__rpow__",&escript::Data::rpowO)      .def("__rpow__",&escript::Data::rpowO,"\nUsed by the python ** operator\n\n:rtype: `Data`")
435        // following two functions implement the newer python / operator
436        .def("__truediv__",&escript::Data::truedivD)
437        .def("__truediv__",&escript::Data::truedivO)
438      // NOTE:: The order of these declarations is important. Anything      // NOTE:: The order of these declarations is important. Anything
439      // declared before the generic declaration isn't found so the generic      // declared before the generic declaration isn't found so the generic
440      // version will be called.      // version will be called.
# Line 289  BOOST_PYTHON_MODULE(escriptcpp) Line 463  BOOST_PYTHON_MODULE(escriptcpp)
463      .def(self /= self)      .def(self /= self)
464      // Need scope resolution due to a bug either in the compiler or      // Need scope resolution due to a bug either in the compiler or
465      // the boost code. This calls operator << for Data.      // the boost code. This calls operator << for Data.
466      .def(self_ns::str(self));      .def(self_ns::str(self))
467        .def("_inverse", &escript::Data::matrixInverse, ":return: inverse of square matricies\n");
468    
469    
470    //    //
471    // Factory methods for function space    // Factory methods for function space
472    //    //
473    def("ContinuousFunction",escript::continuousFunction);    def("ContinuousFunction",escript::continuousFunction,args("domain"),
474    def("ReducedContinuousFunction",escript::reducedContinuousFunction);  ":return: a continuous FunctionSpace (overlapped node values)\n"
475    def("Function",escript::function);  ":rtype: `FunctionSpace`");
476    def("ReducedFunction",escript::reducedFunction);    def("ReducedContinuousFunction",escript::reducedContinuousFunction,args("domain"),
477    def("FunctionOnBoundary",escript::functionOnBoundary);  ":return: a continuous with reduced order FunctionSpace (overlapped node values on reduced element order)\n"
478    def("ReducedFunctionOnBoundary",escript::reducedFunctionOnBoundary);  ":rtype: `FunctionSpace`");
479    def("FunctionOnContactZero",escript::functionOnContactZero);    def("Function",escript::function,args("domain"),":return: a function `FunctionSpace`\n"
480    def("ReducedFunctionOnContactZero",escript::reducedFunctionOnContactZero);  ":rtype: `FunctionSpace`");
481    def("FunctionOnContactOne",escript::functionOnContactOne);    def("ReducedFunction",escript::reducedFunction, args("domain"),":return: a function FunctionSpace with reduced integration order\n:rtype: `FunctionSpace`");
482    def("ReducedFunctionOnContactOne",escript::reducedFunctionOnContactOne);    def("FunctionOnBoundary",escript::functionOnBoundary, args("domain"), ":return: a function on boundary FunctionSpace\n:rtype: `FunctionSpace`");
483    def("Solution",escript::solution);    def("ReducedFunctionOnBoundary",escript::reducedFunctionOnBoundary, args("domain"),
484    def("ReducedSolution",escript::reducedSolution);  ":return: a function on boundary FunctionSpace with reduced integration order\n"
485    def("DiracDeltaFunction",escript::diracDeltaFunction);  ":rtype: `FunctionSpace`");
486      def("FunctionOnContactZero",escript::functionOnContactZero, args("domain"), ":return: Return a FunctionSpace on left side of contact\n:rtype: `FunctionSpace`");
487      def("ReducedFunctionOnContactZero",escript::reducedFunctionOnContactZero, args("domain"),
488     ":return: a FunctionSpace  on left side of contact with reduced integration order\n:rtype: `FunctionSpace`");
489      def("FunctionOnContactOne",escript::functionOnContactOne, args("domain"), ":return: Return a FunctionSpace on right side of contact\n:rtype: `FunctionSpace`");
490      def("ReducedFunctionOnContactOne",escript::reducedFunctionOnContactOne, args("domain"),
491     ":return: Return a FunctionSpace on right side of contact with reduced integration order\n"
492    ":rtype: `FunctionSpace`");
493      def("Solution",escript::solution, args("domain"), ":rtype: `FunctionSpace`");
494      def("ReducedSolution",escript::reducedSolution, args("domain"), ":rtype: `FunctionSpace`");
495      def("DiracDeltaFunction",escript::diracDeltaFunction, args("domain"), ":rtype: `FunctionSpace`");
496    
497    
498    
499    
500    
501    //    //
502    // Factory methods for Data    // Factory methods for Data
503    //    //
504    def("load",escript::load);    def("load",escript::load, args("fileName","domain"), "reads Data on domain from file in netCDF format\n\n:param fileName:\n:type fileName: ``string``\n:param domain:\n:type domain: `Domain`");
505    def("loadIsConfigured",escript::loadConfigured);    def("loadIsConfigured",escript::loadConfigured,":return: True if the load function is configured.");
506    def("Scalar",escript::Scalar,    def("Scalar",escript::Scalar,
507        (arg("value")=0.0,        (arg("value")=0.0,
508         arg("what")=escript::FunctionSpace(),         arg("what")=escript::FunctionSpace(),
509         arg("expanded")=false));         arg("expanded")=false),
510    "Construct a Data object containing scalar data-points.\n\n:param value: scalar value for all points\n"
511    "\n:rtype: `Data`\n:type value: float\n:param what: FunctionSpace for Data\n:type what: `FunctionSpace`\n"
512    ":param expanded: If True, a value is stored for each point. If False, more efficient representations may be used\n"
513    ":type expanded: ``bool``");
514    def("Vector",escript::Vector,    def("Vector",escript::Vector,
515        (arg("value")=0.0,        (arg("value")=0.0,
516         arg("what")=escript::FunctionSpace(),         arg("what")=escript::FunctionSpace(),
517         arg("expanded")=false));         arg("expanded")=false),
518    "Construct a Data object containing rank1 data-points.\n\n:param value: scalar value for all points\n"
519    "\n:rtype: `Data`\n:type value: float\n:param what: FunctionSpace for Data\n:type what: `FunctionSpace`\n"
520    ":param expanded: If True, a value is stored for each point. If False, more efficient representations may be used\n"
521    ":type expanded: ``bool``");
522     def("Vector", escript::VectorFromObj,
523          (arg("value"),
524        arg("what")=escript::FunctionSpace(),
525        arg("expanded")=false));
526    def("Tensor",escript::Tensor,    def("Tensor",escript::Tensor,
527        (arg("value")=0.0,        (arg("value")=0.0,
528         arg("what")=escript::FunctionSpace(),         arg("what")=escript::FunctionSpace(),
529         arg("expanded")=false));         arg("expanded")=false),
530    "Construct a Data object containing rank2 data-points.\n\n:param value: scalar value for all points\n"
531    "\n:rtype: `Data`\n:type value: float\n:param what: FunctionSpace for Data\n:type what: `FunctionSpace`\n"
532    ":param expanded: If True, a value is stored for each point. If False, more efficient representations may be used\n"
533    ":type expanded: ``bool``");
534     def("Tensor", escript::TensorFromObj,
535          (arg("value"),
536        arg("what")=escript::FunctionSpace(),
537        arg("expanded")=false));
538    def("Tensor3",escript::Tensor3,    def("Tensor3",escript::Tensor3,
539        (arg("value")=0.0,        (arg("value")=0.0,
540         arg("what")=escript::FunctionSpace(),         arg("what")=escript::FunctionSpace(),
541         arg("expanded")=false));         arg("expanded")=false),
542    "Construct a Data object containing rank3 data-points.\n\n:param value: scalar value for all points\n"
543    "\n:rtype: `Data`\n:type value: float\n:param what: FunctionSpace for Data\n:type what: `FunctionSpace`\n"
544    ":param expanded: If True, a value is stored for each point. If False, more efficient representations may be used\n"
545    ":type expanded: ``bool``"
546    );
547     def("Tensor3", escript::Tensor3FromObj,
548          (arg("value"),
549        arg("what")=escript::FunctionSpace(),
550        arg("expanded")=false));
551    def("Tensor4",escript::Tensor4,    def("Tensor4",escript::Tensor4,
552        (arg("value")=0.0,        (arg("value")=0.0,
553         arg("what")=escript::FunctionSpace(),         arg("what")=escript::FunctionSpace(),
554         arg("expanded")=false));         arg("expanded")=false),
555    "Construct a Data object containing rank4 data-points.\n\n:param value: scalar value for all points\n"
556    "\n:rtype: `Data`\n:type value: float\n:param what: FunctionSpace for Data\n:type what: `FunctionSpace`\n"
557    ":param expanded: If True, a value is stored for each point. If False, more efficient representations may be used\n"
558    ":type expanded: ``bool``"
559    );
560     def("Tensor4", escript::Tensor4FromObj,
561          (arg("value"),
562        arg("what")=escript::FunctionSpace(),
563        arg("expanded")=false));
564    
565    
566     def("RandomData", escript::randomData, (arg("shape"), arg("fs"), arg("seed")=0.0),
567    "Creates a new expanded Data object containing (not very) random values.\n\n"
568    ":param shape: datapoint shape\n:type shape: tuple\n"
569    ":param fs: function space for data object.\n:type fs: `FunctionSpace`\n"
570    ":param seed: seed for random number generator.\n:type seed: double\n");
571    
572    //    //
573    // Binary operators    // Binary operators
574    //    //
575    def("C_GeneralTensorProduct",escript::C_GeneralTensorProduct,    def("C_GeneralTensorProduct",escript::C_GeneralTensorProduct,
576        (arg("arg0")=escript::Data(),        (arg("arg0"),
577         arg("arg1")=escript::Data(),         arg("arg1"),
578         arg("axis_offset")=0,         arg("axis_offset")=0,
579         arg("transpose")=0));         arg("transpose")=0),
580    "Compute a tensor product of two Data objects.\n\n:rtype: `Data`\n:param arg0:\n"
581    ":param arg1:\n:param axis_offset:\n:type axis_offset: ``int``\n"
582    ":param transpose: 0: transpose neither, 1: transpose arg0, 2: transpose arg1\n"
583    ":type transpose: int");
584    
585    //    //
586    // Interface for AbstractSystemMatrix    // Interface for AbstractSystemMatrix
587    //    //
588    class_<escript::AbstractSystemMatrix>("Operator","",init<>())    // Doco goes in the empty string param    class_<escript::AbstractSystemMatrix,escript::ASM_ptr>("Operator","",init<>())    // Doco goes in the empty string param
589       .def("isEmpty",&escript::AbstractSystemMatrix::isEmpty)       .def("isEmpty",&escript::AbstractSystemMatrix::isEmpty,":rtype: ``bool``\n"
590       .def("solve",&escript::AbstractSystemMatrix::solve)  ":return: True if matrix is empty")
591       .def("of",&escript::AbstractSystemMatrix::vectorMultiply)       .def("solve",&escript::AbstractSystemMatrix::solve, args("in","options"),
592       .def("saveMM",&escript::AbstractSystemMatrix::saveMM)  ":return: the solution *u* of the linear system *this*u=in*\n\n:param in:\n:type in: `Data`")
593       .def("saveHB",&escript::AbstractSystemMatrix::saveHB)       .def("of",&escript::AbstractSystemMatrix::vectorMultiply,args("right"),
594       .def("resetValues",&escript::AbstractSystemMatrix::resetValues)  "matrix*vector multiplication")
595         .def("saveMM",&escript::AbstractSystemMatrix::saveMM, args("fileName"),
596    "writes the matrix to a file using the Matrix Market file format")
597         .def("saveHB",&escript::AbstractSystemMatrix::saveHB, args("filename"),
598    "writes the matrix to a file using the Harwell-Boeing file format")
599         .def("resetValues",&escript::AbstractSystemMatrix::resetValues, "resets the matrix entries")
600       .def(self*other<escript::Data>());       .def(self*other<escript::Data>());
601    //    //
602    // Interface for AbstractTransportProblem    // Interface for AbstractTransportProblem
603    //    //
604    class_<escript::AbstractTransportProblem>("TransportProblem","",init<>())    // Doco goes in the empty string param    class_<escript::AbstractTransportProblem, escript::ATP_ptr>("TransportProblem","",init<>())    // Doco goes in the empty string param
605       .def("isEmpty",&escript::AbstractTransportProblem::isEmpty)       .def("isEmpty",&escript::AbstractTransportProblem::isEmpty,":rtype: ``int``")
606       .def("solve",&escript::AbstractTransportProblem::solve)       .def("solve",&escript::AbstractTransportProblem::solve, args("u0","source","dt", "options"),
607       .def("setInitialValue",&escript::AbstractTransportProblem::setInitialValue)  "returns the solution *u* for a time step *dt>0* with initial value u0\n\n:rtype: `Data`\n"
608       .def("insertConstraint",&escript::AbstractTransportProblem::insertConstraint)  ":param source:\n:type source: `Data`")
609       .def("reset",&escript::AbstractTransportProblem::resetTransport)       .def("insertConstraint",&escript::AbstractTransportProblem::insertConstraint,
610    args("source", "q", "r","factor"),
611    "inserts constraint *u_{,t}=r* where *q>0*  into the problem using a weighting factor")
612         .def("reset",&escript::AbstractTransportProblem::resetTransport,
613    "resets the transport operator typically as they have been updated.")
614       .def("resetValues",&escript::AbstractTransportProblem::resetTransport)       .def("resetValues",&escript::AbstractTransportProblem::resetTransport)
615       .def("getSafeTimeStepSize",&escript::AbstractTransportProblem::getSafeTimeStepSize)       .def("getSafeTimeStepSize",&escript::AbstractTransportProblem::getSafeTimeStepSize)
616       .def("getUnlimitedTimeStepSize",&escript::AbstractTransportProblem::getUnlimitedTimeStepSize);       .def("getUnlimitedTimeStepSize",&escript::AbstractTransportProblem::getUnlimitedTimeStepSize);
617    
618    // Functions to modify global parameters    // Functions to modify global parameters
619    def("setEscriptParamInt",escript::setEscriptParamInt,    def("setEscriptParamInt",escript::setEscriptParamInt,
620        (arg("value")=0));        (arg("name"), arg("value")=0), "Modify the value of an escript tuning parameter\n\n"
621    ":param name:\n:type name: ``string``\n:param value:\n:type value: ``int``");
622    def("getEscriptParamInt",escript::getEscriptParamInt,    def("getEscriptParamInt",escript::getEscriptParamInt,
623        (arg("sentinel")=0));        (arg("name"),arg("sentinel")=0), "Read the value of an escript tuning paramter\n\n"
624    def("listEscriptParams",escript::listEscriptParams);  ":param name: parameter to lookup\n:type name: ``string``\n:param sentinel: Value to be returned if ``name`` is not a known parameter\n"
625    ":type sentinel: ``int``");
626      def("listEscriptParams",escript::listEscriptParams,":return: A list of pairs (p,d) where p is the name of a parameter for escript and d is a description.");
627    
628    
629      def("resolveGroup", escript::resolveGroup);
630    
631    #ifdef IKNOWWHATIMDOING
632    
633      def("applyBinaryCFunction", escript::applyBinaryCFunction, (arg("function"), arg("outshape"),
634    arg("in1"),
635    arg("in2"))
636    );
637    #endif
638    
639      def("_condEval", escript::condEval, (arg("mask"), arg("trueval"), arg("falseval")));
640    
641    //    //
642    // Register esysExceptionTranslator    // Register esysExceptionTranslator
643    //    //
644    register_exception_translator<esysUtils::EsysException>(&esysUtils::esysExceptionTranslator);    register_exception_translator<esysUtils::EsysException>(&esysUtils::esysExceptionTranslator);
   
645  }  }

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