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EDIT :: nturl2path.py

"""Convert a NT pathname to a file URL and vice versa. This module only exists to provide OS-specific code for urllib.requests, thus do not use directly. """ # Testing is done through test_urllib. def url2pathname(url): """OS-specific conversion from a relative URL of the 'file' scheme to a file system path; not recommended for general use.""" # e.g. # ///C|/foo/bar/spam.foo # and # ///C:/foo/bar/spam.foo # become # C:\foo\bar\spam.foo import string, urllib.parse if url[:3] == '///': # URL has an empty authority section, so the path begins on the third # character. url = url[2:] elif url[:12] == '//localhost/': # Skip past 'localhost' authority. url = url[11:] if url[:3] == '///': # Skip past extra slash before UNC drive in URL path. url = url[1:] # Windows itself uses ":" even in URLs. url = url.replace(':', '|') if not '|' in url: # No drive specifier, just convert slashes # make sure not to convert quoted slashes :-) return urllib.parse.unquote(url.replace('/', '\\')) comp = url.split('|') if len(comp) != 2 or comp[0][-1] not in string.ascii_letters: error = 'Bad URL: ' + url raise OSError(error) drive = comp[0][-1].upper() tail = urllib.parse.unquote(comp[1].replace('/', '\\')) return drive + ':' + tail def pathname2url(p): """OS-specific conversion from a file system path to a relative URL of the 'file' scheme; not recommended for general use.""" # e.g. # C:\foo\bar\spam.foo # becomes # ///C:/foo/bar/spam.foo import urllib.parse # First, clean up some special forms. We are going to sacrifice # the additional information anyway p = p.replace('\\', '/') if p[:4] == '//?/': p = p[4:] if p[:4].upper() == 'UNC/': p = '//' + p[4:] elif p[1:2] != ':': raise OSError('Bad path: ' + p) if not ':' in p: # No DOS drive specified, just quote the pathname return urllib.parse.quote(p) comp = p.split(':', maxsplit=2) if len(comp) != 2 or len(comp[0]) > 1: error = 'Bad path: ' + p raise OSError(error) drive = urllib.parse.quote(comp[0].upper()) tail = urllib.parse.quote(comp[1]) return '///' + drive + ':' + tail

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