def is_stdlib_name(self, modname):
"""Return ``True`` if `modname` appears to come from the standard
library."""
if imp.is_builtin(modname) != 0:
return True
module = sys.modules.get(modname)
if module is None:
return False
# six installs crap with no __file__
modpath = getattr(module, '__file__', '')
if 'site-packages' in modpath:
return False
for dirname in self.STDLIB_DIRS:
if os.path.commonprefix((dirname, modpath)) == dirname:
return True
return False
python类is_builtin()的实例源码
def find_builtin_module(self, name):
# XXX frozen packages?
if imp.is_builtin(name):
return None, '', ('', '', BUILTIN_MODULE)
if imp.is_frozen(name):
return None, '', ('', '', FROZEN_MODULE)
return None
def is_builtin(self, name): return imp.is_builtin(name)
def find_builtin_module(self, name):
# XXX frozen packages?
if self.hooks.is_builtin(name):
return None, '', ('', '', BUILTIN_MODULE)
if self.hooks.is_frozen(name):
return None, '', ('', '', FROZEN_MODULE)
return None
def find_builtin_module(self, name):
# XXX frozen packages?
if imp.is_builtin(name):
return None, '', ('', '', BUILTIN_MODULE)
if imp.is_frozen(name):
return None, '', ('', '', FROZEN_MODULE)
return None
def is_builtin(self, name): return imp.is_builtin(name)
def find_builtin_module(self, name):
# XXX frozen packages?
if self.hooks.is_builtin(name):
return None, '', ('', '', BUILTIN_MODULE)
if self.hooks.is_frozen(name):
return None, '', ('', '', FROZEN_MODULE)
return None
def find_builtin_module(self, name):
# XXX frozen packages?
if imp.is_builtin(name):
return None, '', ('', '', BUILTIN_MODULE)
if imp.is_frozen(name):
return None, '', ('', '', FROZEN_MODULE)
return None
def is_builtin(self, name): return imp.is_builtin(name)
def find_builtin_module(self, name):
# XXX frozen packages?
if self.hooks.is_builtin(name):
return None, '', ('', '', BUILTIN_MODULE)
if self.hooks.is_frozen(name):
return None, '', ('', '', FROZEN_MODULE)
return None
def find_builtin_module(self, name):
# XXX frozen packages?
if imp.is_builtin(name):
return None, '', ('', '', BUILTIN_MODULE)
if imp.is_frozen(name):
return None, '', ('', '', FROZEN_MODULE)
return None
def is_builtin(self, name): return imp.is_builtin(name)
def find_builtin_module(self, name):
# XXX frozen packages?
if self.hooks.is_builtin(name):
return None, '', ('', '', BUILTIN_MODULE)
if self.hooks.is_frozen(name):
return None, '', ('', '', FROZEN_MODULE)
return None
def find_builtin_module(self, name):
# XXX frozen packages?
if imp.is_builtin(name):
return None, '', ('', '', BUILTIN_MODULE)
if imp.is_frozen(name):
return None, '', ('', '', FROZEN_MODULE)
return None
def is_builtin(self, name): return imp.is_builtin(name)
def find_builtin_module(self, name):
# XXX frozen packages?
if self.hooks.is_builtin(name):
return None, '', ('', '', BUILTIN_MODULE)
if self.hooks.is_frozen(name):
return None, '', ('', '', FROZEN_MODULE)
return None
def find_builtin_module(self, name):
# XXX frozen packages?
if imp.is_builtin(name):
return None, '', ('', '', BUILTIN_MODULE)
if imp.is_frozen(name):
return None, '', ('', '', FROZEN_MODULE)
return None
def is_builtin(self, name): return imp.is_builtin(name)
def find_builtin_module(self, name):
# XXX frozen packages?
if self.hooks.is_builtin(name):
return None, '', ('', '', BUILTIN_MODULE)
if self.hooks.is_frozen(name):
return None, '', ('', '', FROZEN_MODULE)
return None
def find_builtin_module(self, name):
# XXX frozen packages?
if imp.is_builtin(name):
return None, '', ('', '', BUILTIN_MODULE)
if imp.is_frozen(name):
return None, '', ('', '', FROZEN_MODULE)
return None
def is_builtin(self, name): return imp.is_builtin(name)
def find_builtin_module(self, name):
# XXX frozen packages?
if self.hooks.is_builtin(name):
return None, '', ('', '', BUILTIN_MODULE)
if self.hooks.is_frozen(name):
return None, '', ('', '', FROZEN_MODULE)
return None
def find_builtin_module(self, name):
# XXX frozen packages?
if imp.is_builtin(name):
return None, '', ('', '', BUILTIN_MODULE)
if imp.is_frozen(name):
return None, '', ('', '', FROZEN_MODULE)
return None
def is_builtin(self, name): return imp.is_builtin(name)
def find_builtin_module(self, name):
# XXX frozen packages?
if self.hooks.is_builtin(name):
return None, '', ('', '', BUILTIN_MODULE)
if self.hooks.is_frozen(name):
return None, '', ('', '', FROZEN_MODULE)
return None
def get(self, fullname):
if isinstance(fullname, str) and is_builtin(fullname) != 0:
raise ImportError()
imp = self._raw_get(fullname)
if not imp.exists:
raise ImportError()
return imp
