Mercurial > cpython-lru_cache-weakref

diff Lib/urlparse.py @ 27129:6dfdb1c0308a legacy-trunk

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Revert change 1.37. The nanoseconds saved by using dict.fromkeys aren't worth the loss in clarity. Linear searches live on.
author Raymond Hettinger <python@rcn.com>
date Tue, 07 Jan 2003 02:09:16 +0000
parents 7ec771893410
children 157c872e6892
line wrap: on
line diff
--- a/Lib/urlparse.py	Tue Jan 07 01:58:52 2003 +0000
+++ b/Lib/urlparse.py	Tue Jan 07 02:09:16 2003 +0000
@@ -8,22 +8,22 @@
            "urlsplit", "urlunsplit"]
 
 # A classification of schemes ('' means apply by default)
-uses_relative = dict.fromkeys(['ftp', 'http', 'gopher', 'nntp', 'imap',
+uses_relative = ['ftp', 'http', 'gopher', 'nntp', 'imap',
                                'wais', 'file', 'https', 'shttp', 'mms',
-                               'prospero', 'rtsp', 'rtspu', ''])
-uses_netloc = dict.fromkeys(['ftp', 'http', 'gopher', 'nntp', 'telnet',
+                               'prospero', 'rtsp', 'rtspu', '']
+uses_netloc = ['ftp', 'http', 'gopher', 'nntp', 'telnet',
                              'imap', 'wais', 'file', 'mms', 'https', 'shttp',
-                             'snews', 'prospero', 'rtsp', 'rtspu', ''])
-non_hierarchical = dict.fromkeys(['gopher', 'hdl', 'mailto', 'news',
-                                  'telnet', 'wais', 'imap', 'snews', 'sip'])
-uses_params = dict.fromkeys(['ftp', 'hdl', 'prospero', 'http', 'imap',
+                             'snews', 'prospero', 'rtsp', 'rtspu', '']
+non_hierarchical = ['gopher', 'hdl', 'mailto', 'news',
+                                  'telnet', 'wais', 'imap', 'snews', 'sip']
+uses_params = ['ftp', 'hdl', 'prospero', 'http', 'imap',
                              'https', 'shttp', 'rtsp', 'rtspu', 'sip',
-                             'mms', ''])
-uses_query = dict.fromkeys(['http', 'wais', 'imap', 'https', 'shttp', 'mms',
-                            'gopher', 'rtsp', 'rtspu', 'sip', ''])
-uses_fragment = dict.fromkeys(['ftp', 'hdl', 'http', 'gopher', 'news',
+                             'mms', '']
+uses_query = ['http', 'wais', 'imap', 'https', 'shttp', 'mms',
+                            'gopher', 'rtsp', 'rtspu', 'sip', '']
+uses_fragment = ['ftp', 'hdl', 'http', 'gopher', 'news',
                                'nntp', 'wais', 'https', 'shttp', 'snews',
-                               'file', 'prospero', ''])
+                               'file', 'prospero', '']
 
 # Characters valid in scheme names
 scheme_chars = ('abcdefghijklmnopqrstuvwxyz'