Traceback (most recent call last): File "", line 1, in ModuleNotFoundError: No module named 'numpy' /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_core.a(hal_internal.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_core.a(opencl_clamdblas.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_core.a(opencl_clamdfft.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_core.a(opencl_core.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_core.a(stl.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_core.a(opencl_kernels_core.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_core.a(hal_internal.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_core.a(opencl_clamdblas.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_core.a(opencl_clamdfft.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_core.a(opencl_core.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_core.a(stl.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_core.a(opencl_kernels_core.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_ml.a(gbt.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_ml.a(gbt.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgproc.a(main.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgproc.a(opencl_kernels_imgproc.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: 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/Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgcodecs.a(grfmt_hdr.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgcodecs.a(grfmt_pam.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgcodecs.a(grfmt_pfm.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgcodecs.a(grfmt_pxm.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgcodecs.a(grfmt_sunras.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgcodecs.a(grfmt_gdal.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgcodecs.a(grfmt_gdcm.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgcodecs.a(grfmt_hdr.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgcodecs.a(grfmt_pam.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgcodecs.a(grfmt_pfm.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgcodecs.a(grfmt_pxm.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgcodecs.a(grfmt_sunras.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_features2d.a(dynamic.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_features2d.a(main.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_features2d.a(opencl_kernels_features2d.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_features2d.a(dynamic.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_features2d.a(main.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_features2d.a(opencl_kernels_features2d.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_calib3d.a(main.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_calib3d.a(opencl_kernels_calib3d.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_calib3d.a(main.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_calib3d.a(opencl_kernels_calib3d.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_objdetect.a(main.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_objdetect.a(opencl_kernels_objdetect.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_objdetect.a(main.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_objdetect.a(opencl_kernels_objdetect.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_video.a(opencl_kernels_video.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: 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