def get_suffixes(self): return imp.get_suffixes()
python类get_suffixes()的实例源码
def find_all_submodules(self, m):
if not m.__path__:
return
modules = {}
# 'suffixes' used to be a list hardcoded to [".py", ".pyc", ".pyo"].
# But we must also collect Python extension modules - although
# we cannot separate normal dlls from Python extensions.
suffixes = []
for triple in imp.get_suffixes():
suffixes.append(triple[0])
for dir in m.__path__:
try:
names = os.listdir(dir)
except os.error:
self.msg(2, "can't list directory", dir)
continue
for name in names:
mod = None
for suff in suffixes:
n = len(suff)
if name[-n:] == suff:
mod = name[:-n]
break
if mod and mod != "__init__":
modules[mod] = mod
return modules.keys()
def compatible_tags():
"""
Return (pyver, abi, arch) tuples compatible with this Python.
"""
versions = [VER_SUFFIX]
major = VER_SUFFIX[0]
for minor in range(sys.version_info[1] - 1, - 1, -1):
versions.append(''.join([major, str(minor)]))
abis = []
for suffix, _, _ in imp.get_suffixes():
if suffix.startswith('.abi'):
abis.append(suffix.split('.', 2)[1])
abis.sort()
if ABI != 'none':
abis.insert(0, ABI)
abis.append('none')
result = []
# Most specific - our Python version, ABI and arch
for abi in abis:
result.append((''.join((IMP_PREFIX, versions[0])), abi, ARCH))
# where no ABI / arch dependency, but IMP_PREFIX dependency
for i, version in enumerate(versions):
result.append((''.join((IMP_PREFIX, version)), 'none', 'any'))
if i == 0:
result.append((''.join((IMP_PREFIX, version[0])), 'none', 'any'))
# no IMP_PREFIX, ABI or arch dependency
for i, version in enumerate(versions):
result.append((''.join(('py', version)), 'none', 'any'))
if i == 0:
result.append((''.join(('py', version[0])), 'none', 'any'))
return result
def get_abi3_suffix():
"""Return the file extension for an abi3-compliant Extension()"""
for suffix, _, _ in (s for s in imp.get_suffixes() if s[2] == imp.C_EXTENSION):
if '.abi3' in suffix: # Unix
return suffix
elif suffix == '.pyd': # Windows
return suffix
def _extension_suffixes():
return [suffix for suffix, _, type in imp.get_suffixes()
if type == imp.C_EXTENSION]
def get_abi3_suffix():
"""Return the file extension for an abi3-compliant Extension()"""
for suffix, _, _ in (s for s in imp.get_suffixes() if s[2] == imp.C_EXTENSION):
if '.abi3' in suffix: # Unix
return suffix
elif suffix == '.pyd': # Windows
return suffix
def isPackageDirectory(dirname):
"""Is the directory at path 'dirname' a Python package directory?
Returns the name of the __init__ file (it may have a weird extension)
if dirname is a package directory. Otherwise, returns False"""
for ext in zip(*imp.get_suffixes())[0]:
initFile = '__init__' + ext
if os.path.exists(os.path.join(dirname, initFile)):
return initFile
return False
def get_suffixes(self):
return self.rexec.get_suffixes()
def get_suffixes(self):
return [item # (suff, mode, type)
for item in imp.get_suffixes()
if item[2] in self.ok_file_types]
def find_all_submodules(self, m):
if not m.__path__:
return
modules = {}
# 'suffixes' used to be a list hardcoded to [".py", ".pyc", ".pyo"].
# But we must also collect Python extension modules - although
# we cannot separate normal dlls from Python extensions.
suffixes = []
for triple in imp.get_suffixes():
suffixes.append(triple[0])
for dir in m.__path__:
try:
names = os.listdir(dir)
except os.error:
self.msg(2, "can't list directory", dir)
continue
for name in names:
mod = None
for suff in suffixes:
n = len(suff)
if name[-n:] == suff:
mod = name[:-n]
break
if mod and mod != "__init__":
modules[mod] = mod
return modules.keys()
def getmoduleinfo(path):
"""Get the module name, suffix, mode, and module type for a given file."""
filename = os.path.basename(path)
suffixes = map(lambda info:
(-len(info[0]), info[0], info[1], info[2]),
imp.get_suffixes())
suffixes.sort() # try longest suffixes first, in case they overlap
for neglen, suffix, mode, mtype in suffixes:
if filename[neglen:] == suffix:
return ModuleInfo(filename[:neglen], suffix, mode, mtype)
def find_library(libname):
"""
Search for 'libname.so'.
Returns library loaded with ctypes.CDLL
Raises OSError if library is not found
"""
base_path = os.path.dirname(__file__)
lib, search_paths = None, []
so_extensions = [ ext for ext, _, typ in imp.get_suffixes()
if typ == imp.C_EXTENSION ]
for extension in so_extensions:
search_paths += [
os.path.abspath(os.path.normpath(
os.path.join( base_path, '..', libname + extension ))),
os.path.abspath(os.path.normpath(
os.path.join( base_path, '../..', libname + extension )))
]
for path in search_paths:
if os.path.exists(path):
lib = path
break
if not lib:
raise OSError('Cant find %s.so. searched at:\n %s' % (
libname, '\n'.join(search_paths)))
return ctypes.CDLL(lib)
def _get_init_directory(self):
for suffix, _, _ in imp.get_suffixes():
ending = '__init__' + suffix
if self.py__file__().endswith(ending):
# Remove the ending, including the separator.
return self.py__file__()[:-len(ending) - 1]
return None
def get_init_path(directory_path):
"""
The __init__ file can be searched in a directory. If found return it, else
None.
"""
for suffix, _, _ in imp.get_suffixes():
path = os.path.join(directory_path, '__init__' + suffix)
if os.path.exists(path):
return path
return None
def _get_init_directory(self):
"""
:return: The path to the directory of a package. None in case it's not
a package.
"""
for suffix, _, _ in imp.get_suffixes():
ending = '__init__' + suffix
py__file__ = self.py__file__()
if py__file__ is not None and py__file__.endswith(ending):
# Remove the ending, including the separator.
return self.py__file__()[:-len(ending) - 1]
return None
def get_init_path(directory_path):
"""
The __init__ file can be searched in a directory. If found return it, else
None.
"""
for suffix, _, _ in imp.get_suffixes():
path = os.path.join(directory_path, '__init__' + suffix)
if os.path.exists(path):
return path
return None
def get_abi3_suffix():
"""Return the file extension for an abi3-compliant Extension()"""
for suffix, _, _ in (s for s in imp.get_suffixes() if s[2] == imp.C_EXTENSION):
if '.abi3' in suffix: # Unix
return suffix
elif suffix == '.pyd': # Windows
return suffix
def get_abi3_suffix():
"""Return the file extension for an abi3-compliant Extension()"""
for suffix, _, _ in (s for s in imp.get_suffixes() if s[2] == imp.C_EXTENSION):
if '.abi3' in suffix: # Unix
return suffix
elif suffix == '.pyd': # Windows
return suffix
def _extension_suffixes():
return [suffix for suffix, _, type in imp.get_suffixes()
if type == imp.C_EXTENSION]
def get_abi3_suffix():
"""Return the file extension for an abi3-compliant Extension()"""
for suffix, _, _ in (s for s in imp.get_suffixes() if s[2] == imp.C_EXTENSION):
if '.abi3' in suffix: # Unix
return suffix
elif suffix == '.pyd': # Windows
return suffix
