chore: import upstream snapshot with attribution
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wehub-resource-sync
@@ -0,0 +1,4 @@
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__pycache__
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*.pyc
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*.egg-info
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*dist
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@@ -0,0 +1,181 @@
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'''
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OpenCV Python binary extension loader
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'''
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import os
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import importlib
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import sys
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__all__ = []
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try:
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import numpy
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import numpy.core.multiarray
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except ImportError:
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print('OpenCV bindings requires "numpy" package.')
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print('Install it via command:')
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print(' pip install numpy')
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raise
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# TODO
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# is_x64 = sys.maxsize > 2**32
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def __load_extra_py_code_for_module(base, name, enable_debug_print=False):
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module_name = "{}.{}".format(__name__, name)
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export_module_name = "{}.{}".format(base, name)
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native_module = sys.modules.pop(module_name, None)
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try:
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py_module = importlib.import_module(module_name)
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except (ImportError, AttributeError) as err:
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if enable_debug_print:
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print("Can't load Python code for module:", module_name,
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". Reason:", err)
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# Extension doesn't contain extra py code
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return False
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if base in sys.modules and not hasattr(sys.modules[base], name):
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setattr(sys.modules[base], name, py_module)
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sys.modules[export_module_name] = py_module
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# If it is C extension module it is already loaded by cv2 package
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if native_module:
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setattr(py_module, "_native", native_module)
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for k, v in filter(lambda kv: not hasattr(py_module, kv[0]),
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native_module.__dict__.items()):
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if enable_debug_print: print(' symbol({}): {} = {}'.format(name, k, v))
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setattr(py_module, k, v)
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return True
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def __collect_extra_submodules(enable_debug_print=False):
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def modules_filter(module):
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return all((
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# module is not internal
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not module.startswith("_"),
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not module.startswith("python-"),
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# it is not a file
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os.path.isdir(os.path.join(_extra_submodules_init_path, module))
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))
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if sys.version_info[0] < 3:
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if enable_debug_print:
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print("Extra submodules is loaded only for Python 3")
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return []
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__INIT_FILE_PATH = os.path.abspath(__file__)
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_extra_submodules_init_path = os.path.dirname(__INIT_FILE_PATH)
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return filter(modules_filter, os.listdir(_extra_submodules_init_path))
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def bootstrap():
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import sys
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import copy
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save_sys_path = copy.copy(sys.path)
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if hasattr(sys, 'OpenCV_LOADER'):
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print(sys.path)
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raise ImportError('ERROR: recursion is detected during loading of "cv2" binary extensions. Check OpenCV installation.')
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sys.OpenCV_LOADER = True
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DEBUG = False
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if hasattr(sys, 'OpenCV_LOADER_DEBUG'):
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DEBUG = True
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import platform
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if DEBUG: print('OpenCV loader: os.name="{}" platform.system()="{}"'.format(os.name, str(platform.system())))
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LOADER_DIR = os.path.dirname(os.path.abspath(os.path.realpath(__file__)))
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PYTHON_EXTENSIONS_PATHS = []
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BINARIES_PATHS = []
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g_vars = globals()
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l_vars = locals().copy()
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if sys.version_info[:2] < (3, 0):
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from . load_config_py2 import exec_file_wrapper
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else:
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from . load_config_py3 import exec_file_wrapper
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def load_first_config(fnames, required=True):
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for fname in fnames:
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fpath = os.path.join(LOADER_DIR, fname)
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if not os.path.exists(fpath):
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if DEBUG: print('OpenCV loader: config not found, skip: {}'.format(fpath))
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continue
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if DEBUG: print('OpenCV loader: loading config: {}'.format(fpath))
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exec_file_wrapper(fpath, g_vars, l_vars)
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return True
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if required:
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raise ImportError('OpenCV loader: missing configuration file: {}. Check OpenCV installation.'.format(fnames))
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load_first_config(['config.py'], True)
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load_first_config([
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'config-{}.{}.py'.format(sys.version_info[0], sys.version_info[1]),
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'config-{}.py'.format(sys.version_info[0])
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], True)
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if DEBUG: print('OpenCV loader: PYTHON_EXTENSIONS_PATHS={}'.format(str(l_vars['PYTHON_EXTENSIONS_PATHS'])))
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if DEBUG: print('OpenCV loader: BINARIES_PATHS={}'.format(str(l_vars['BINARIES_PATHS'])))
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applySysPathWorkaround = False
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if hasattr(sys, 'OpenCV_REPLACE_SYS_PATH_0'):
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applySysPathWorkaround = True
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else:
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try:
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BASE_DIR = os.path.dirname(LOADER_DIR)
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if sys.path[0] == BASE_DIR or os.path.realpath(sys.path[0]) == BASE_DIR:
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applySysPathWorkaround = True
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except:
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if DEBUG: print('OpenCV loader: exception during checking workaround for sys.path[0]')
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pass # applySysPathWorkaround is False
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for p in reversed(l_vars['PYTHON_EXTENSIONS_PATHS']):
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sys.path.insert(1 if not applySysPathWorkaround else 0, p)
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if os.name == 'nt':
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if sys.version_info[:2] >= (3, 8): # https://github.com/python/cpython/pull/12302
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for p in l_vars['BINARIES_PATHS']:
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try:
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os.add_dll_directory(p)
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except Exception as e:
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if DEBUG: print('Failed os.add_dll_directory(): '+ str(e))
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pass
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os.environ['PATH'] = ';'.join(l_vars['BINARIES_PATHS']) + ';' + os.environ.get('PATH', '')
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if DEBUG: print('OpenCV loader: PATH={}'.format(str(os.environ['PATH'])))
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else:
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# amending of LD_LIBRARY_PATH works for sub-processes only
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os.environ['LD_LIBRARY_PATH'] = ':'.join(l_vars['BINARIES_PATHS']) + ':' + os.environ.get('LD_LIBRARY_PATH', '')
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if DEBUG: print("Relink everything from native cv2 module to cv2 package")
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py_module = sys.modules.pop("cv2")
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native_module = importlib.import_module("cv2")
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sys.modules["cv2"] = py_module
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setattr(py_module, "_native", native_module)
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for item_name, item in filter(lambda kv: kv[0] not in ("__file__", "__loader__", "__spec__",
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"__name__", "__package__"),
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native_module.__dict__.items()):
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if item_name not in g_vars:
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g_vars[item_name] = item
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sys.path = save_sys_path # multiprocessing should start from bootstrap code (https://github.com/opencv/opencv/issues/18502)
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try:
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del sys.OpenCV_LOADER
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except Exception as e:
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if DEBUG:
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print("Exception during delete OpenCV_LOADER:", e)
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if DEBUG: print('OpenCV loader: binary extension... OK')
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for submodule in __collect_extra_submodules(DEBUG):
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if __load_extra_py_code_for_module("cv2", submodule, DEBUG):
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if DEBUG: print("Extra Python code for", submodule, "is loaded")
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if DEBUG: print('OpenCV loader: DONE')
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bootstrap()
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@@ -0,0 +1,6 @@
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# flake8: noqa
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import sys
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if sys.version_info[:2] < (3, 0):
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def exec_file_wrapper(fpath, g_vars, l_vars):
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execfile(fpath, g_vars, l_vars)
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@@ -0,0 +1,9 @@
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# flake8: noqa
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import os
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import sys
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if sys.version_info[:2] >= (3, 0):
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def exec_file_wrapper(fpath, g_vars, l_vars):
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with open(fpath) as f:
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code = compile(f.read(), fpath, 'exec')
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exec(code, g_vars, l_vars)
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@@ -0,0 +1 @@
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from .version import get_ocv_version
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@@ -0,0 +1,5 @@
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import cv2
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def get_ocv_version():
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return getattr(cv2, "__version__", "unavailable")
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@@ -0,0 +1,82 @@
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import os
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import setuptools
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SCRIPT_DIR = os.path.dirname(os.path.abspath(__file__))
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def collect_module_typing_stub_files(root_module_path):
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stub_files = []
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for module_path, _, files in os.walk(root_module_path):
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stub_files.extend(
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map(lambda p: os.path.join(module_path, p),
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filter(lambda f: f.endswith(".pyi"), files))
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)
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return stub_files
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def main():
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os.chdir(SCRIPT_DIR)
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package_name = 'opencv'
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package_version = os.environ.get('OPENCV_VERSION', '4.14.0') # TODO
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long_description = 'Open Source Computer Vision Library Python bindings' # TODO
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root_module_path = os.path.join(SCRIPT_DIR, "cv2")
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py_typed_path = os.path.join(root_module_path, "py.typed")
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typing_stub_files = []
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if os.path.isfile(py_typed_path):
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typing_stub_files = collect_module_typing_stub_files(root_module_path)
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if len(typing_stub_files) > 0:
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typing_stub_files.append(py_typed_path)
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setuptools.setup(
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name=package_name,
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version=package_version,
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url='https://github.com/opencv/opencv',
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license='Apache 2.0',
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description='OpenCV python bindings',
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long_description=long_description,
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long_description_content_type="text/markdown",
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packages=setuptools.find_packages(),
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package_data={
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"cv2": typing_stub_files
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},
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maintainer="OpenCV Team",
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install_requires="numpy",
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classifiers=[
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"Development Status :: 5 - Production/Stable",
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"Environment :: Console",
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"Intended Audience :: Developers",
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"Intended Audience :: Education",
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"Intended Audience :: Information Technology",
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"Intended Audience :: Science/Research",
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"License :: OSI Approved :: Apache Software License",
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"Operating System :: MacOS",
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"Operating System :: Microsoft :: Windows",
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"Operating System :: POSIX",
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"Operating System :: Unix",
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"Programming Language :: Python",
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"Programming Language :: Python :: 3",
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"Programming Language :: Python :: 3 :: Only",
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"Programming Language :: Python :: 3.6",
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"Programming Language :: Python :: 3.7",
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"Programming Language :: Python :: 3.8",
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"Programming Language :: Python :: 3.9",
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"Programming Language :: Python :: 3.10",
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"Programming Language :: Python :: 3.11",
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"Programming Language :: Python :: 3.12",
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"Programming Language :: Python :: 3.13",
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"Programming Language :: Python :: 3.14",
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"Programming Language :: C++",
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"Programming Language :: Python :: Implementation :: CPython",
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"Topic :: Scientific/Engineering",
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"Topic :: Scientific/Engineering :: Image Recognition",
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"Topic :: Software Development",
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],
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)
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if __name__ == '__main__':
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main()
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@@ -0,0 +1,3 @@
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PYTHON_EXTENSIONS_PATHS = [
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@CMAKE_PYTHON_EXTENSION_PATH@
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] + PYTHON_EXTENSIONS_PATHS
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@@ -0,0 +1,5 @@
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import os
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BINARIES_PATHS = [
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@CMAKE_PYTHON_BINARIES_PATH@
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] + BINARIES_PATHS
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