1 // 2 // Copyright 2020 Pixar 3 // 4 // Licensed under the Apache License, Version 2.0 (the "Apache License") 5 // with the following modification; you may not use this file except in 6 // compliance with the Apache License and the following modification to it: 7 // Section 6. Trademarks. is deleted and replaced with: 8 // 9 // 6. Trademarks. This License does not grant permission to use the trade 10 // names, trademarks, service marks, or product names of the Licensor 11 // and its affiliates, except as required to comply with Section 4(c) of 12 // the License and to reproduce the content of the NOTICE file. 13 // 14 // You may obtain a copy of the Apache License at 15 // 16 // http://www.apache.org/licenses/LICENSE-2.0 17 // 18 // Unless required by applicable law or agreed to in writing, software 19 // distributed under the Apache License with the above modification is 20 // distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 21 // KIND, either express or implied. See the Apache License for the specific 22 // language governing permissions and limitations under the Apache License. 23 // 24 #ifndef PXR_BASE_TF_PY_3_COMPAT_H 25 #define PXR_BASE_TF_PY_3_COMPAT_H 26 27 /// \file tf/py3Compat.h 28 /// Compatibility code for supporting python 2 and 3 29 30 #include "pxr/pxr.h" 31 32 #include "pxr/base/tf/pySafePython.h" 33 34 PXR_NAMESPACE_OPEN_SCOPE 35 36 // Python 3 migrating helpers: 37 #if PY_MAJOR_VERSION >= 3 38 39 // These flags are needed in python 2 only, stub them out in python 3. 40 // In python 3 this behavior is the default. See PEP-3118 41 #define TfPy_TPFLAGS_HAVE_NEWBUFFER 0 42 #define TfPy_TPFLAGS_HAVE_GETCHARBUFFER 0 43 44 #define TfPyString_Check(a) (PyBytes_Check(a) || PyUnicode_Check(a)) 45 #define TfPyString_AsString PyUnicode_AsUTF8 46 47 // PyInt -> PyLong remapping 48 #define TfPyInt_Check PyLong_Check 49 // Note: Slightly different semantics, the macro does not do any error checking 50 #define TfPyInt_AS_LONG PyLong_AsLong 51 52 // Method and module names that are changed in python 3 53 #define TfPyIteratorNextMethodName "__next__" 54 #define TfPyClassMethodFuncName "__func__" 55 #define TfPyBoolBuiltinFuncName "__bool__" 56 #define TfPyBuiltinModuleName "builtins" 57 58 #else // Python 2 59 60 #define TfPy_TPFLAGS_HAVE_NEWBUFFER Py_TPFLAGS_HAVE_NEWBUFFER 61 #define TfPy_TPFLAGS_HAVE_GETCHARBUFFER Py_TPFLAGS_HAVE_GETCHARBUFFER 62 63 #define TfPyInt_Check PyInt_Check 64 #define TfPyInt_AS_LONG PyInt_AS_LONG 65 66 #define TfPyIteratorNextMethodName "next" 67 #define TfPyClassMethodFuncName "im_func" 68 #define TfPyBoolBuiltinFuncName "__nonzero__" 69 #define TfPyBuiltinModuleName "__builtin__" 70 71 #define TfPyString_AsString PyString_AsString 72 #define TfPyString_Check PyString_Check 73 74 #endif 75 76 PXR_NAMESPACE_CLOSE_SCOPE 77 78 #endif // PXR_BASE_TF_PY_3_COMPAT_H 79 80