Build python wheel w/o strict dependency to _pyngraph (#4837)

* Build python wheel w/o strict dependency to _pyngraph

* Exclude extra components which are not needed for IE python wheel

- myriad_compile
- myriad_perfcheck
- compile_tool
- inference_engine_c

CMakeLists.txt

@@ -102,7 +102,7 @@ function(build_ngraph)
         set(CMAKE_INTERPROCEDURAL_OPTIMIZATION_RELEASE ON)
     endif()
 
-    ie_cpack_add_component(ngraph)
+    ie_cpack_add_component(ngraph REQUIRED)
 
     set(SDL_cmake_included ON)
     set(NGRAPH_COMPONENT_PREFIX "deployment_tools/ngraph/")
@@ -197,7 +197,7 @@ endif()
 
 # install files for demo
 
-ie_cpack_add_component(demo_scripts REQUIRED DEPENDS core)
+ie_cpack_add_component(demo_scripts DEPENDS core)
 
 if(UNIX)
     install(DIRECTORY scripts/demo/

inference-engine/CMakeLists.txt

@@ -70,7 +70,7 @@ add_subdirectory(ie_bridges/c)
 
 # install C++ samples
 
-ie_cpack_add_component(cpp_samples REQUIRED DEPENDS core)
+ie_cpack_add_component(cpp_samples DEPENDS core)
 
 if(UNIX)
     install(DIRECTORY samples/
@@ -90,7 +90,7 @@ endif()
 
 # install C samples
 
-ie_cpack_add_component(c_samples REQUIRED DEPENDS core)
+ie_cpack_add_component(c_samples DEPENDS core_c)
 
 if(UNIX)
     install(PROGRAMS samples/build_samples.sh
@@ -114,7 +114,7 @@ install(FILES samples/CMakeLists.txt
 # install Python samples
 
 if(ENABLE_PYTHON)
-    ie_cpack_add_component(python_samples REQUIRED DEPENDS core)
+    ie_cpack_add_component(python_samples DEPENDS core)
 
     install(DIRECTORY ${ie_python_api_SOURCE_DIR}/sample/
             DESTINATION ${IE_CPACK_IE_DIR}/samples/python
@@ -124,7 +124,7 @@ endif()
 # install speech demo files
 
 if(SPEECH_LIBS_AND_DEMOS)
-    ie_cpack_add_component(speech_demo_files REQUIRED)
+    ie_cpack_add_component(speech_demo_files)
 
     install(DIRECTORY ${TEMP}/deployment_tools
                       ${TEMP}/data_processing

inference-engine/cmake/dependencies.cmake

@@ -126,7 +126,7 @@ if (THREADING STREQUAL "OMP")
     log_rpath_from_dir(OMP "${OMP}/lib")
     debug_message(STATUS "intel_omp=" ${OMP})
     
-    ie_cpack_add_component(omp)
+    ie_cpack_add_component(omp REQUIRED)
     file(GLOB_RECURSE source_list "${OMP}/*${CMAKE_SHARED_LIBRARY_SUFFIX}*")
     install(FILES ${source_list} 
             DESTINATION "deployment_tools/inference_engine/external/omp/lib"

inference-engine/ie_bridges/c/src/CMakeLists.txt

@@ -29,11 +29,13 @@ export(TARGETS ${TARGET_NAME} NAMESPACE IE::
 
 # install
 
+ie_cpack_add_component(core_c DEPENDS core)
+
 install(TARGETS ${TARGET_NAME}
-        RUNTIME DESTINATION ${IE_CPACK_RUNTIME_PATH} COMPONENT core
-        ARCHIVE DESTINATION ${IE_CPACK_ARCHIVE_PATH} COMPONENT core
-        LIBRARY DESTINATION ${IE_CPACK_LIBRARY_PATH} COMPONENT core)
+        RUNTIME DESTINATION ${IE_CPACK_RUNTIME_PATH} COMPONENT core_c
+        ARCHIVE DESTINATION ${IE_CPACK_ARCHIVE_PATH} COMPONENT core_c
+        LIBRARY DESTINATION ${IE_CPACK_LIBRARY_PATH} COMPONENT core_c)
 
 install(DIRECTORY ${InferenceEngine_C_API_SOURCE_DIR}/include/
         DESTINATION ${IE_CPACK_IE_DIR}/include/
-        COMPONENT core)
+        COMPONENT core_c)

inference-engine/ie_bridges/python/CMakeLists.txt

@@ -75,7 +75,7 @@ endif()
 
 # install
 
-ie_cpack_add_component(${PYTHON_VERSION} REQUIRED)
+ie_cpack_add_component(${PYTHON_VERSION})
 
 install(FILES requirements.txt
         DESTINATION ${PYTHON_BRIDGE_CPACK_PATH}/${PYTHON_VERSION}

inference-engine/ie_bridges/python/wheel/CMakeLists.txt

@@ -37,7 +37,18 @@ endif()
 
 configure_file(${SETUP_ENV} "${CMAKE_CURRENT_SOURCE_DIR}/.env")
 
-add_custom_target(ie_wheel ALL DEPENDS ie_libraries ie_plugins ie_api _pyngraph)
+add_custom_target(ie_wheel ALL DEPENDS ie_libraries ie_plugins ie_api)
+
+if(TARGET _pyngraph)
+    add_dependencies(ie_wheel _pyngraph)
+endif()
+
+if(LINUX)
+    find_host_program(patchelf_program NAMES patchelf)
+    if(NOT patchelf_program)
+        message(FATAL_ERROR "patchelf is not found, which is needed to build ie_wheel")
+    endif()
+endif()
 
 add_custom_command(TARGET ie_wheel
     POST_BUILD

inference-engine/tools/CMakeLists.txt

@@ -19,7 +19,7 @@ add_subdirectory(compile_tool)
 # install
 
 if(ENABLE_PYTHON)
-    ie_cpack_add_component(python_tools REQUIRED DEPENDS core)
+    ie_cpack_add_component(python_tools DEPENDS core)
 
     install(DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/benchmark_tool
             DESTINATION deployment_tools/tools

inference-engine/tools/compile_tool/CMakeLists.txt

@@ -48,10 +48,12 @@ add_cpplint_target(${TARGET_NAME}_cpplint FOR_TARGETS ${TARGET_NAME})
 
 # install
 
+ie_cpack_add_component(core_tools DEPENDS core)
+
 install(TARGETS compile_tool
         RUNTIME DESTINATION deployment_tools/tools/compile_tool
-        COMPONENT core)
+        COMPONENT core_tools)
 
 install(FILES README.md
         DESTINATION deployment_tools/tools/compile_tool
-        COMPONENT core)
+        COMPONENT core_tools)

inference-engine/tools/vpu/vpu_perfcheck/CMakeLists.txt

@@ -53,7 +53,9 @@ endfunction()
 if(ENABLE_MYRIAD)
     add_perfcheck_target(myriad_perfcheck myriadPlugin)
 
+    ie_cpack_add_component(myriad_tools DEPENDS myriad)
+
     install(TARGETS myriad_perfcheck
             RUNTIME DESTINATION ${IE_CPACK_RUNTIME_PATH}
-            COMPONENT myriad)
+            COMPONENT myriad_tools)
 endif()

model-optimizer/CMakeLists.txt

@@ -14,7 +14,7 @@
 
 
 # install
-ie_cpack_add_component(model_optimizer REQUIRED)
+ie_cpack_add_component(model_optimizer)
 
 configure_file(
     "${CMAKE_CURRENT_SOURCE_DIR}/automation/version.txt.in"