compile cython using the manual 2-step process
This is to leverage all compile and linking flags within the cmake build system. http://cython.readthedocs.io/en/latest/src/reference/compilation.html#compiling-from-the-command-linerelease/4.3a0
Duy-Nguyen Ta
parent
544b06510a
commit
1521a7e8ef
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@ -0,0 +1,27 @@
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# Find Eigency
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#
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# This code sets the following variables:
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#
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# EIGENCY_FOUND
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# EIGENCY_INCLUDE_DIRS
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#
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# Find python
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find_package( PythonInterp )
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if ( PYTHONINTERP_FOUND )
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execute_process( COMMAND "${PYTHON_EXECUTABLE}" "-c"
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"import eigency; includes=eigency.get_includes(include_eigen=False); print includes[0], ';', includes[1]"
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RESULT_VARIABLE RESULT
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OUTPUT_VARIABLE EIGENCY_INCLUDE_DIRS
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OUTPUT_STRIP_TRAILING_WHITESPACE
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)
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endif ()
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include( FindPackageHandleStandardArgs )
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find_package_handle_standard_args(Eigency
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FOUND_VAR
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EIGENCY_FOUND
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REQUIRED_VARS
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EIGENCY_INCLUDE_DIRS
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)
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@ -22,22 +22,19 @@ endif()
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# extra_imports: extra header to import in the Cython pxd file.
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# For example, to use Cython gtsam.pxd in your own module,
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# use "from gtsam cimport *"
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# setup_py_in_path: Path to the setup.py.in config file, which will be converted
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# to setup.py file by cmake and used to compile the Cython module
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# by invoking "python setup.py build_ext --inplace"
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# install_path: destination to install the library
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# dependencies: Dependencies which need to be built before the wrapper
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function(wrap_and_install_library_cython interface_header extra_imports setup_py_in_path install_path dependencies)
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function(wrap_and_install_library_cython interface_header extra_imports install_path dependencies)
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# Paths for generated files
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get_filename_component(module_name "${interface_header}" NAME_WE)
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set(generated_files_path "${PROJECT_BINARY_DIR}/cython/${module_name}")
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wrap_library_cython("${interface_header}" "${generated_files_path}" "${extra_imports}" "${setup_py_in_path}" "${dependencies}")
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wrap_library_cython("${interface_header}" "${generated_files_path}" "${extra_imports}" "${dependencies}")
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install_cython_wrapped_library("${interface_header}" "${generated_files_path}" "${install_path}")
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endfunction()
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# Internal function that wraps a library and compiles the wrapper
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function(wrap_library_cython interface_header generated_files_path extra_imports setup_py_in_path dependencies)
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function(wrap_library_cython interface_header generated_files_path extra_imports dependencies)
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# Wrap codegen interface
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# Extract module path and name from interface header file name
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# wrap requires interfacePath to be *absolute*
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@ -48,34 +45,37 @@ function(wrap_library_cython interface_header generated_files_path extra_imports
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set(generated_cpp_file "${generated_files_path}/${module_name}.cpp")
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message(STATUS "Building wrap module ${module_name}")
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# Get build type postfix - gtsam_library_postfix is used in setup.py.in
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# to link cythonized library to appropriate version of gtsam library
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set(gtsam_library_postfix "")
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if(GTSAM_BUILD_TYPE_POSTFIXES)
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string(TOUPPER "${CMAKE_BUILD_TYPE}" build_type_upper)
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set(gtsam_library_postfix ${CMAKE_${build_type_upper}_POSTFIX})
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endif()
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# Set up generation of module source file
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file(MAKE_DIRECTORY "${generated_files_path}")
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configure_file(${setup_py_in_path}/setup.py.in ${generated_files_path}/setup.py)
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add_custom_command(
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OUTPUT ${generated_cpp_file}
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DEPENDS ${interface_header} wrap
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COMMAND
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DEPENDS ${interface_header} wrap
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COMMAND
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wrap --cython
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${module_path}
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${module_name}
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${generated_files_path}
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${module_name}
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${generated_files_path}
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"${extra_imports}"
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&& python setup.py build_ext --inplace
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&& cython --cplus -I. "${generated_files_path}/${module_name}.pyx"
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VERBATIM
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WORKING_DIRECTORY ${generated_files_path})
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# Set up building of mex module
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WORKING_DIRECTORY ${generated_files_path}/../)
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add_custom_target(${module_name}_cython_wrapper ALL DEPENDS ${generated_cpp_file} ${interface_header} ${dependencies})
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add_custom_target(wrap_${module_name}_cython_distclean
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# Set up building of cython module
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find_package(PythonLibs 2.7 REQUIRED)
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include_directories(${PYTHON_INCLUDE_DIRS})
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find_package(Eigency REQUIRED)
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include_directories(${EIGENCY_INCLUDE_DIRS})
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add_library(${module_name}_cython MODULE ${generated_cpp_file})
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set_target_properties(${module_name}_cython PROPERTIES LINK_FLAGS "-undefined dynamic_lookup"
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OUTPUT_NAME ${module_name} PREFIX "" LIBRARY_OUTPUT_DIRECTORY ${generated_files_path})
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target_link_libraries(${module_name}_cython ${module_name})
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add_dependencies(${module_name}_cython ${module_name}_cython_wrapper)
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# distclean
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add_custom_target(wrap_${module_name}_cython_distclean
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COMMAND cmake -E remove_directory ${generated_files_path})
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endfunction()
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@ -1,15 +1,30 @@
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# Install cython components
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include(GtsamCythonWrap)
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# install scripts and tests
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install_cython_scripts("${PROJECT_SOURCE_DIR}/cython/gtsam" "${GTSAM_CYTHON_INSTALL_PATH}" "*.py")
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# Create the cython toolbox for the gtsam library
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if (GTSAM_INSTALL_CYTHON_TOOLBOX)
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wrap_and_install_library_cython("../gtsam.h" # interface_header
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"" # extra imports
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"${GTSAM_CYTHON_INSTALL_PATH}/gtsam" # install path
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gtsam # dependencies which need to be built before the wrapper
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)
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# generate __init__.py into build folder (configured with or without gtsam_unstable import line)
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# This also makes the build/cython/gtsam folder a python package, so gtsam can be found while wrapping gtsam_unstable
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if(GTSAM_BUILD_UNSTABLE)
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set(GTSAM_UNSTABLE_IMPORT "from gtsam_unstable import *")
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endif()
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configure_file(${PROJECT_SOURCE_DIR}/cython/gtsam/__init__.py.in ${PROJECT_BINARY_DIR}/cython/gtsam/__init__.py)
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# wrap gtsam_unstable
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if(GTSAM_BUILD_UNSTABLE)
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set(GTSAM_UNSTABLE_IMPORT "from gtsam_unstable import *")
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wrap_and_install_library_cython("../gtsam_unstable/gtsam_unstable.h" # interface_header
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"from gtsam.gtsam cimport *" # extra imports
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"${GTSAM_CYTHON_INSTALL_PATH}/gtsam" # install path
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gtsam_unstable # dependencies which need to be built before the wrapper
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)
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add_dependencies(gtsam_unstable_cython_wrapper gtsam_cython_wrapper)
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endif()
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# Install the custom-generated __init__.py
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install_cython_files("${PROJECT_BINARY_DIR}/cython/gtsam/__init__.py" "${GTSAM_CYTHON_INSTALL_PATH}/gtsam")
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# Install the custom-generated __init__.py with gtsam_unstable disabled
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# This is to make the build/cython/gtsam folder a python package, so gtsam can be found while wrapping gtsam_unstable
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configure_file(${PROJECT_SOURCE_DIR}/cython/gtsam/__init__.py.in ${PROJECT_BINARY_DIR}/cython/gtsam/__init__.py)
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install_cython_files("${PROJECT_BINARY_DIR}/cython/gtsam/__init__.py" "${GTSAM_CYTHON_INSTALL_PATH}/gtsam")
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# install scripts and tests
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install_cython_scripts("${PROJECT_SOURCE_DIR}/cython/gtsam" "${GTSAM_CYTHON_INSTALL_PATH}" "*.py")
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endif ()
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@ -166,16 +166,3 @@ if (GTSAM_INSTALL_MATLAB_TOOLBOX)
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wrap_and_install_library(../gtsam.h "${GTSAM_ADDITIONAL_LIBRARIES}" "" "${mexFlags}")
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endif ()
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# Create the cython toolbox for the gtsam library
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if (GTSAM_INSTALL_CYTHON_TOOLBOX)
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# Set up codegen
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include(GtsamCythonWrap)
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# Wrap
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wrap_and_install_library_cython("../gtsam.h" # interface_header
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"" # extra imports
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"../cython/gtsam" # path to setup.py.in
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"${GTSAM_CYTHON_INSTALL_PATH}/gtsam" # install path
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gtsam # dependencies which need to be built before the wrapper
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)
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endif ()
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@ -118,21 +118,6 @@ if (GTSAM_INSTALL_MATLAB_TOOLBOX)
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wrap_and_install_library(gtsam_unstable.h "gtsam" "" "${mexFlags}")
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endif(GTSAM_INSTALL_MATLAB_TOOLBOX)
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# Cython wrap for gtsam_unstable
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# Create the matlab toolbox for the gtsam library
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if (GTSAM_INSTALL_CYTHON_TOOLBOX)
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# Set up codegen
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include(GtsamCythonWrap)
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# Wrap
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wrap_and_install_library_cython("../gtsam_unstable/gtsam_unstable.h" # interface_header
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"from gtsam.gtsam cimport *" # extra imports
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"../cython/gtsam_unstable" # path to setup.py.in
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"${GTSAM_CYTHON_INSTALL_PATH}/gtsam" # install path
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gtsam_unstable # dependencies which need to be built before the wrapper
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)
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add_dependencies(gtsam_unstable_cython_wrapper gtsam_cython_wrapper)
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endif ()
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# Build examples
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add_subdirectory(examples)
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