error make pytest

[VioletLover]

when I want to make pyest error after already successfully done with the all, test, runtest and pycaffe, and something went wrong as below:
cd python; python -m unittest discover -s caffe/test
EEEEEEEE

ERROR: test_coord_map (unittest.loader.ModuleImportFailure)

ImportError: Failed to import test module: test_coord_map
Traceback (most recent call last):
File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/unittest/loader.py", line 254, in _find_tests
module = self._get_module_from_name(name)
File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/unittest/loader.py", line 232, in _get_module_from_name
import(name)
File "/Users/yolanda/caffe/python/caffe/test/test_coord_map.py", line 6, in
import caffe
File "caffe/init.py", line 1, in
from .pycaffe import Net, SGDSolver, NesterovSolver, AdaGradSolver, RMSPropSolver, AdaDeltaSolver, AdamSolver, NCCL, Timer
File "caffe/pycaffe.py", line 13, in
from ._caffe import Net, SGDSolver, NesterovSolver, AdaGradSolver,
ImportError: dlopen(caffe/_caffe.so, 2): Library not loaded: @rpath/libopencv_imgcodecs.3.2.dylib
Referenced from: /Users/yolanda/caffe/python/caffe/_caffe.so
Reason: image not found

======================================================================
ERROR: test_io (unittest.loader.ModuleImportFailure)

ImportError: Failed to import test module: test_io
Traceback (most recent call last):
File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/unittest/loader.py", line 254, in _find_tests
module = self._get_module_from_name(name)
File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/unittest/loader.py", line 232, in _get_module_from_name
import(name)
File "/Users/yolanda/caffe/python/caffe/test/test_io.py", line 4, in
import caffe
File "caffe/init.py", line 1, in
from .pycaffe import Net, SGDSolver, NesterovSolver, AdaGradSolver, RMSPropSolver, AdaDeltaSolver, AdamSolver, NCCL, Timer
File "caffe/pycaffe.py", line 13, in
from ._caffe import Net, SGDSolver, NesterovSolver, AdaGradSolver,
ImportError: dlopen(caffe/_caffe.so, 2): Library not loaded: @rpath/libopencv_imgcodecs.3.2.dylib
Referenced from: /Users/yolanda/caffe/python/caffe/_caffe.so
Reason: image not found

======================================================================
ERROR: test_layer_type_list (unittest.loader.ModuleImportFailure)

ImportError: Failed to import test module: test_layer_type_list
Traceback (most recent call last):
File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/unittest/loader.py", line 254, in _find_tests
module = self._get_module_from_name(name)
File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/unittest/loader.py", line 232, in _get_module_from_name
import(name)
File "/Users/yolanda/caffe/python/caffe/test/test_layer_type_list.py", line 3, in
import caffe
File "caffe/init.py", line 1, in
from .pycaffe import Net, SGDSolver, NesterovSolver, AdaGradSolver, RMSPropSolver, AdaDeltaSolver, AdamSolver, NCCL, Timer
File "caffe/pycaffe.py", line 13, in
from ._caffe import Net, SGDSolver, NesterovSolver, AdaGradSolver,
ImportError: dlopen(caffe/_caffe.so, 2): Library not loaded: @rpath/libopencv_imgcodecs.3.2.dylib
Referenced from: /Users/yolanda/caffe/python/caffe/_caffe.so
Reason: image not found

======================================================================
ERROR: test_net (unittest.loader.ModuleImportFailure)

ImportError: Failed to import test module: test_net
Traceback (most recent call last):
File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/unittest/loader.py", line 254, in _find_tests
module = self._get_module_from_name(name)
File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/unittest/loader.py", line 232, in _get_module_from_name
import(name)
File "/Users/yolanda/caffe/python/caffe/test/test_net.py", line 8, in
import caffe
File "caffe/init.py", line 1, in
from .pycaffe import Net, SGDSolver, NesterovSolver, AdaGradSolver, RMSPropSolver, AdaDeltaSolver, AdamSolver, NCCL, Timer
File "caffe/pycaffe.py", line 13, in
from ._caffe import Net, SGDSolver, NesterovSolver, AdaGradSolver,
ImportError: dlopen(caffe/_caffe.so, 2): Library not loaded: @rpath/libopencv_imgcodecs.3.2.dylib
Referenced from: /Users/yolanda/caffe/python/caffe/_caffe.so
Reason: image not found

======================================================================
ERROR: test_net_spec (unittest.loader.ModuleImportFailure)

ImportError: Failed to import test module: test_net_spec
Traceback (most recent call last):
File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/unittest/loader.py", line 254, in _find_tests
module = self._get_module_from_name(name)
File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/unittest/loader.py", line 232, in _get_module_from_name
import(name)
File "/Users/yolanda/caffe/python/caffe/test/test_net_spec.py", line 3, in
import caffe
File "caffe/init.py", line 1, in
from .pycaffe import Net, SGDSolver, NesterovSolver, AdaGradSolver, RMSPropSolver, AdaDeltaSolver, AdamSolver, NCCL, Timer
File "caffe/pycaffe.py", line 13, in
from ._caffe import Net, SGDSolver, NesterovSolver, AdaGradSolver,
ImportError: dlopen(caffe/_caffe.so, 2): Library not loaded: @rpath/libopencv_imgcodecs.3.2.dylib
Referenced from: /Users/yolanda/caffe/python/caffe/_caffe.so
Reason: image not found

======================================================================
ERROR: test_python_layer (unittest.loader.ModuleImportFailure)

ImportError: Failed to import test module: test_python_layer
Traceback (most recent call last):
File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/unittest/loader.py", line 254, in _find_tests
module = self._get_module_from_name(name)
File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/unittest/loader.py", line 232, in _get_module_from_name
import(name)
File "/Users/yolanda/caffe/python/caffe/test/test_python_layer.py", line 6, in
import caffe
File "caffe/init.py", line 1, in
from .pycaffe import Net, SGDSolver, NesterovSolver, AdaGradSolver, RMSPropSolver, AdaDeltaSolver, AdamSolver, NCCL, Timer
File "caffe/pycaffe.py", line 13, in
from ._caffe import Net, SGDSolver, NesterovSolver, AdaGradSolver,
ImportError: dlopen(caffe/_caffe.so, 2): Library not loaded: @rpath/libopencv_imgcodecs.3.2.dylib
Referenced from: /Users/yolanda/caffe/python/caffe/_caffe.so
Reason: image not found

======================================================================
ERROR: test_python_layer_with_param_str (unittest.loader.ModuleImportFailure)

ImportError: Failed to import test module: test_python_layer_with_param_str
Traceback (most recent call last):
File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/unittest/loader.py", line 254, in _find_tests
module = self._get_module_from_name(name)
File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/unittest/loader.py", line 232, in _get_module_from_name
import(name)
File "/Users/yolanda/caffe/python/caffe/test/test_python_layer_with_param_str.py", line 6, in
import caffe
File "caffe/init.py", line 1, in
from .pycaffe import Net, SGDSolver, NesterovSolver, AdaGradSolver, RMSPropSolver, AdaDeltaSolver, AdamSolver, NCCL, Timer
File "caffe/pycaffe.py", line 13, in
from ._caffe import Net, SGDSolver, NesterovSolver, AdaGradSolver,
ImportError: dlopen(caffe/_caffe.so, 2): Library not loaded: @rpath/libopencv_imgcodecs.3.2.dylib
Referenced from: /Users/yolanda/caffe/python/caffe/_caffe.so
Reason: image not found

======================================================================
ERROR: test_solver (unittest.loader.ModuleImportFailure)

ImportError: Failed to import test module: test_solver
Traceback (most recent call last):
File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/unittest/loader.py", line 254, in _find_tests
module = self._get_module_from_name(name)
File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/unittest/loader.py", line 232, in _get_module_from_name
import(name)
File "/Users/yolanda/caffe/python/caffe/test/test_solver.py", line 7, in
import caffe
File "caffe/init.py", line 1, in
from .pycaffe import Net, SGDSolver, NesterovSolver, AdaGradSolver, RMSPropSolver, AdaDeltaSolver, AdamSolver, NCCL, Timer
File "caffe/pycaffe.py", line 13, in
from ._caffe import Net, SGDSolver, NesterovSolver, AdaGradSolver,
ImportError: dlopen(caffe/_caffe.so, 2): Library not loaded: @rpath/libopencv_imgcodecs.3.2.dylib
Referenced from: /Users/yolanda/caffe/python/caffe/_caffe.so
Reason: image not found

and when I try importing caffe in shell I got the error as below:
Traceback (most recent call last):
File "", line 1, in
File "caffe/init.py", line 1, in
from .pycaffe import Net, SGDSolver, NesterovSolver, AdaGradSolver, RMSPropSolver, AdaDeltaSolver, AdamSolver, NCCL, Timer
File "caffe/pycaffe.py", line 13, in
from ._caffe import Net, SGDSolver, NesterovSolver, AdaGradSolver,
ImportError: dlopen(caffe/_caffe.so, 2): Library not loaded: @rpath/libopencv_imgcodecs.3.2.dylib
Referenced from: /Users/yolanda/caffe/python/caffe/_caffe.so
Reason: image not found

but when I use 'otool -L python/caffe/_caffe.so' it shows as below which contains libopencv_imgcodecs:
python/caffe/_caffe.so:
python/caffe/_caffe.so (compatibility version 0.0.0, current version 0.0.0)
@rpath/libcaffe.so.1.0.0-rc3 (compatibility version 0.0.0, current version 0.0.0)
/usr/local/opt/glog/lib/libglog.0.dylib (compatibility version 1.0.0, current version 1.0.0)
/usr/local/opt/gflags/lib/libgflags.2.2.dylib (compatibility version 2.2.0, current version 2.2.0)
/usr/local/opt/protobuf/lib/libprotobuf.12.dylib (compatibility version 13.0.0, current version 13.0.0)
/usr/local/opt/leveldb/lib/libleveldb.1.dylib (compatibility version 0.0.0, current version 0.0.0)
/usr/local/opt/snappy/lib/libsnappy.1.dylib (compatibility version 5.0.0, current version 5.1.0)
/usr/local/opt/lmdb/lib/liblmdb.dylib (compatibility version 0.0.0, current version 0.0.0)
/usr/local/opt/boost/lib/libboost_system.dylib (compatibility version 0.0.0, current version 0.0.0)
/usr/local/opt/hdf5/lib/libhdf5_hl.10.dylib (compatibility version 12.0.0, current version 12.1.0)
/usr/local/opt/hdf5/lib/libhdf5.10.dylib (compatibility version 13.0.0, current version 13.1.0)
@rpath/libopencv_imgcodecs.3.2.dylib (compatibility version 3.2.0, current version 3.2.0)
@rpath/libopencv_highgui.3.2.dylib (compatibility version 3.2.0, current version 3.2.0)
@rpath/libopencv_imgproc.3.2.dylib (compatibility version 3.2.0, current version 3.2.0)
@rpath/libopencv_core.3.2.dylib (compatibility version 3.2.0, current version 3.2.0)
/usr/lib/libSystem.B.dylib (compatibility version 1.0.0, current version 1238.0.0)
/usr/local/opt/boost/lib/libboost_filesystem.dylib (compatibility version 0.0.0, current version 0.0.0)
/usr/local/opt/boost/lib/libboost_thread-mt.dylib (compatibility version 0.0.0, current version 0.0.0)
/System/Library/Frameworks/Accelerate.framework/Versions/A/Frameworks/vecLib.framework/Versions/A/libBLAS.dylib (compatibility version 1.0.0, current version 1.0.0)
/usr/local/opt/boost-python/lib/libboost_python.dylib (compatibility version 0.0.0, current version 0.0.0)
/System/Library/Frameworks/Python.framework/Versions/2.7/Python (compatibility version 2.7.0, current version 2.7.10)
/usr/lib/libc++.1.dylib (compatibility version 1.0.0, current version 307.4.0)

when I check the opencv lib there doesn't exist this library.
Do I need to download that and install path?

Your system configuration

Operating system: Mac OS sierra 10.12.3
CMakeLists.txt

[shelhamer]

From https://github.com/BVLC/caffe/blob/master/CONTRIBUTING.md:

Please do not post usage, installation, or modeling questions, or other requests for help to Issues.
Use the caffe-users list instead. This helps developers maintain a clear, uncluttered, and efficient view of the state of Caffe.

[yidian7]

hi,i have the same problem .have you solved it ?

[huige555551]

me too