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[cython] bypass a problem with no default constructor 

Add this to support cyCreateFromShared, which needs to call the default Python constructor to construct the Python object before reassigning the internal shared ptr to the c++ object.
release/4.3a0
Duy-Nguyen Ta 2017-03-06 01:18:19 -05:00
parent ed8f7c5f82
commit 5a8bd5afda
1 changed files with 3 additions and 1 deletions
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4
wrap/Class.cpp
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@ -832,9 +832,11 @@ void Class::emit_cython_pyx(FileWriter& pyxFile, const std::vector<Class>& allCl
<< pyxClassName() << "_" << i
<< "(*args, **kwargs):\n pass\n";
}
if (constructor.nrOverloads()>0)
if (constructor.nrOverloads()>0) {
pyxFile.oss << " elif len(args)+len(kwargs)==0:\n return\n";
pyxFile.oss << " else:\n raise TypeError('" << pyxClassName()
<< " construction failed!')\n";
}
pyxInitParentObj(pyxFile, " self", "self." + shared_pxd_obj_in_pyx(), allClasses);
pyxFile.oss << "\n";