def init_event(plugin='plugins.events'):
logging.debug('loading event plugin "%s"', plugin)
path_name = None
from importlib.util import find_spec as importlib_find
path_name = importlib_find(plugin)
try:
path_name = path_name.submodule_search_locations[0]
except TypeError:
path_name = path_name.origin
module_list = [plugin]
if not path_name.endswith('.py'):
module_list = glob('{}/[!_]*.py'.format(path_name))
module_list = [
'.'.join((plugin, os.path.split(f)[-1][:-3]))
for f in module_list
]
for module in module_list:
try:
import_module(module)
except:
logger.exception('Failed to import %s', module)
def _load_plugins(self, plugin):
logger.info('loading plugin "%s"', plugin)
path_name = None
if PY2:
import imp
for mod in plugin.split('.'):
if path_name is not None:
path_name = [path_name]
_, path_name, _ = imp.find_module(mod, path_name)
else:
from importlib.util import find_spec as importlib_find
path_name = importlib_find(plugin)
try:
path_name = path_name.submodule_search_locations[0]
except TypeError:
path_name = path_name.origin
module_list = [plugin]
if not path_name.endswith('.py'):
module_list = glob('{}/[!_]*.py'.format(path_name))
module_list = [
'.'.join((plugin, os.path.split(f)[-1][:-3]))
for f in module_list
]
for module in module_list:
try:
import_module(module)
except:
# TODO Better exception handling
logger.exception('Failed to import %s', module)
def _load_plugins(self, plugin):
logger.info('loading plugin "%s"', plugin)
path_name = None
if PY2:
import imp
for mod in plugin.split('.'):
if path_name is not None:
path_name = [path_name]
_, path_name, _ = imp.find_module(mod, path_name)
else:
from importlib.util import find_spec as importlib_find
path_name = importlib_find(plugin)
try:
path_name = path_name.submodule_search_locations[0]
except TypeError:
path_name = path_name.origin
module_list = [plugin]
if not path_name.endswith('.py'):
module_list = glob('{}/[!_]*.py'.format(path_name))
module_list = ['.'.join((plugin, os.path.split(f)[-1][:-3])) for f
in module_list]
for module in module_list:
try:
import_module(module)
except:
# TODO Better exception handling
logger.exception('Failed to import %s', module)
def module_has_submodule(package, module_name):
"""See if 'module' is in 'package'."""
"""
package: app 模块 实例
module_name = "models"
"""
print("package.__path__==", package.__path__)
try:
package_name = package.__name__ # 例如: 'django.contrib.auth' 值为 settings.INSTALLED_APPS 中 所配置的值
# 此 module 的 url 地址，
# 例如: ['D:\\SystemInstallFiles\\python_msi\\pythonVirtual_Env\\liujiang_Env\\lib\\site-packages\\django\\contrib\\admin']
package_path = package.__path__
except AttributeError:
# package isn't a package.
return False
full_module_name = package_name + '.' + module_name # 'django.contrib.auth.models'
try:
return importlib_find(full_module_name, package_path) is not None
except (ImportError, AttributeError):
# When module_name is an invalid dotted path, Python raises ImportError
# (or ModuleNotFoundError in Python 3.6+). AttributeError may be raised
# if the penultimate part of the path is not a package.
# (https://bugs.python.org/issue30436)
return False
def module_has_submodule(package, module_name):
"""See if 'module' is in 'package'."""
try:
package_name = package.__name__
package_path = package.__path__
except AttributeError:
# package isn't a package.
return False
full_module_name = package_name + '.' + module_name
return importlib_find(full_module_name, package_path) is not None
def module_has_submodule(package, module_name):
"""See if 'module' is in 'package'."""
try:
package_name = package.__name__
package_path = package.__path__
except AttributeError:
# package isn't a package.
return False
full_module_name = package_name + '.' + module_name
return importlib_find(full_module_name, package_path) is not None
def module_has_submodule(package, module_name):
"""See if 'module' is in 'package'."""
try:
package_name = package.__name__
package_path = package.__path__
except AttributeError:
# package isn't a package.
return False
full_module_name = package_name + "." + module_name
try:
return importlib_find(full_module_name, package_path) is not None
except ModuleNotFoundError:
# When module_name is an invalid dotted path, Python raises
# ModuleNotFoundError.
return False
def module_has_submodule(package, module_name):
"""See if 'module' is in 'package'."""
try:
package_name = package.__name__
package_path = package.__path__
except AttributeError:
# package isn't a package.
return False
full_module_name = package_name + '.' + module_name
try:
return importlib_find(full_module_name, package_path) is not None
except (ModuleNotFoundError, AttributeError):
# When module_name is an invalid dotted path, Python raises
# ModuleNotFoundError. AttributeError is raised on PY36 (fixed in PY37)
# if the penultimate part of the path is not a package.
return False
def module_has_submodule(package, module_name):
"""See if 'module' is in 'package'."""
try:
package_name = package.__name__
package_path = package.__path__
except AttributeError:
# package isn't a package.
return False
full_module_name = package_name + '.' + module_name
try:
return importlib_find(full_module_name, package_path) is not None
except (ModuleNotFoundError, AttributeError):
# When module_name is an invalid dotted path, Python raises
# ModuleNotFoundError. AttributeError is raised on PY36 (fixed in PY37)
# if the penultimate part of the path is not a package.
return False
def module_has_submodule(package, module_name):
"""See if 'module' is in 'package'."""
try:
package_name = package.__name__
package_path = package.__path__
except AttributeError:
# package isn't a package.
return False
full_module_name = package_name + '.' + module_name
try:
return importlib_find(full_module_name, package_path) is not None
except (ImportError, AttributeError):
# When module_name is an invalid dotted path, Python raises ImportError
# (or ModuleNotFoundError in Python 3.6+). AttributeError may be raised
# if the penultimate part of the path is not a package.
# (https://bugs.python.org/issue30436)
return False
def autodiscover_modules(*module_names,
parent_modules=[],
find_in_apps=True,
not_core_apps=False):
"""
Auto-discover named modules on module paths.
Fails silently when not present.
Forces an import on the module to recover any requests.
Very similar to django.utils.module_loading.autodiscover_modules,
but it's not.
module_names
module names to find
parent_modules
hardcoded list of module paths to search
find_in_apps
seek for modules in registered apps
not_core_apps
remove 'django' paths from any given list
return
list of modules loaded
"""
app_modules = []
if (find_in_apps):
app_modules = [a.name for a in apps.get_app_configs()]
if (not_core_apps):
app_modules = [p for p in app_modules if (not p.startswith('django'))]
module_parents = [*parent_modules, *app_modules]
r = []
for module_parent in module_parents:
for name in module_names:
# Attempt to import the app's module.
try:
p = module_parent + '.' + name
import_module(p)
r.append(p)
except Exception:
# if the module doesn't exist, ignore the error, if
# it does and threw an error, bubble up.
#NB: Django's module_has_submodule is not a good test. May
# fail as code, so module not exist.
if (importlib_find(module_parent + '.' + name) is not None):
raise
return r
def _load_plugins(plugin):
logger.info('loading plugin "%s"', plugin)
path_name = importlib_find(plugin)
try:
path_name = path_name.submodule_search_locations[0]
except TypeError:
path_name = path_name.origin
module_list = [plugin]
if not path_name.endswith('.py'):
module_list = glob('{}/[!_]*.py'.format(path_name))
module_list = [
'.'.join((plugin, os.path.split(f)[-1][:-3]))
for f in module_list
]
for module in module_list:
try:
import_module(module)
except Exception: # pylint: disable=broad-except
# TODO Better exception handling
logger.exception('Failed to import %s', module)
