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35 # Adapted from code posted on cmake-users by Mark Moll (the execute_process()
36 # call remains, but other things have been rewritten for nicer behavior).
37 find_package(PythonInterp 3.5)
39 function (find_python_module module)
40 string(TOUPPER ${module} _module_upper)
41 set(_find_package_module ${module})
42 set(_out_var PYTHONMODULE_${_module_upper})
44 include(CMakeParseArguments)
45 set(_options QUIET REQUIRED)
46 cmake_parse_arguments(ARG "${_options}" "" "" ${ARGN})
47 if (ARG_UNPARSED_ARGUMENTS)
48 message(FATAL_ERROR "Unknown arguments: ${ARG_UNPARSED_ARGUMENTS}")
51 set(${_find_package_module}_FIND_REQUIRED TRUE)
54 set(${_find_package_module}_FIND_QUIETLY TRUE)
59 if (PYTHON_EXECUTABLE)
60 # A module's location is usually a directory, but for binary modules
62 execute_process(COMMAND "${PYTHON_EXECUTABLE}" "-c"
63 "import re, ${module}; print(re.compile('/__init__.py.*').sub('',${module}.__file__))"
64 RESULT_VARIABLE _status
65 OUTPUT_VARIABLE _location
66 ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE)
69 set(_location ${_find_package_module}-NOTFOUND)
71 set(${_out_var} ${_location} CACHE STRING
72 "Location of Python module ${module}" FORCE)
73 mark_as_advanced(${_out_var})
75 include(FindPackageHandleStandardArgs)
76 find_package_handle_standard_args(
77 ${_find_package_module} DEFAULT_MSG
78 ${_out_var} PYTHON_EXECUTABLE)