本文整理汇总了Python中nltk.data.FileSystemPathPointer方法的典型用法代码示例。如果您正苦于以下问题：Python data.FileSystemPathPointer方法的具体用法？Python data.FileSystemPathPointer怎么用？Python data.FileSystemPathPointer使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类nltk.data的用法示例。
在下文中一共展示了data.FileSystemPathPointer方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: find_corpus_fileids
# 需要导入模块: from nltk import data [as 别名]
# 或者: from nltk.data import FileSystemPathPointer [as 别名]
def find_corpus_fileids(root, regexp):
if not isinstance(root, PathPointer):
raise TypeError('find_corpus_fileids: expected a PathPointer')
regexp += '$'
# Find fileids in a zipfile: scan the zipfile's namelist. Filter
# out entries that end in '/' -- they're directories.
if isinstance(root, ZipFilePathPointer):
fileids = [name[len(root.entry):] for name in root.zipfile.namelist()
if not name.endswith('/')]
items = [name for name in fileids if re.match(regexp, name)]
return sorted(items)
# Find fileids in a directory: use os.walk to search all (proper
# or symlinked) subdirectories, and match paths against the regexp.
elif isinstance(root, FileSystemPathPointer):
items = []
# workaround for py25 which doesn't support followlinks
kwargs = {}
if not py25():
kwargs = {'followlinks': True}
for dirname, subdirs, fileids in os.walk(root.path, **kwargs):
prefix = ''.join('%s/' % p for p in _path_from(root.path, dirname))
items += [prefix+fileid for fileid in fileids
if re.match(regexp, prefix+fileid)]
# Don't visit svn directories:
if '.svn' in subdirs: subdirs.remove('.svn')
return sorted(items)
else:
raise AssertionError("Don't know how to handle %r" % root)