Remove now useless code

since a23a65c

Author: xavfernandez

pip/index.py

@@ -17,7 +17,7 @@
 
 from pip.compat import ipaddress
 from pip.utils import (
-    Inf, cached_property, normalize_name, splitext, normalize_path,
+    Inf, cached_property, splitext, normalize_path,
     ARCHIVE_EXTENSIONS, SUPPORTED_EXTENSIONS)
 from pip.utils.deprecation import RemovedInPip9Warning
 from pip.utils.logging import indent_log
@@ -527,30 +527,6 @@ def find_requirement(self, req, upgrade):
 
         return selected_version
 
-    def _find_url_name(self, index_url, url_name):
-        """
-        Finds the true URL name of a package, when the given name isn't quite
-        correct.
-        This is usually used to implement case-insensitivity.
-        """
-        if not index_url.url.endswith('/'):
-            # Vaguely part of the PyPI API... weird but true.
-            # FIXME: bad to modify this?
-            index_url.url += '/'
-        page = self._get_page(index_url)
-        if page is None:
-            logger.critical('Cannot fetch index base URL %s', index_url)
-            return
-        norm_name = normalize_name(url_name)
-        for link in page.links:
-            base = posixpath.basename(link.path.rstrip('/'))
-            if norm_name == normalize_name(base):
-                logger.debug(
-                    'Real name of requirement %s is %s', url_name, base,
-                )
-                return base
-        return None
-
     def _get_pages(self, locations, project_name):
         """
         Yields (page, page_url) from the given locations, skipping

pip/utils/__init__.py

@@ -31,7 +31,7 @@
     from io import StringIO
 
 __all__ = ['rmtree', 'display_path', 'backup_dir',
-           'ask', 'Inf', 'normalize_name', 'splitext',
+           'ask', 'Inf', 'splitext',
            'format_size', 'is_installable_dir',
            'is_svn_page', 'file_contents',
            'split_leading_dir', 'has_leading_dir',
@@ -186,13 +186,6 @@ def __repr__(self):
 del _Inf
 
 
-_normalize_re = re.compile(r'[^a-z]', re.I)
-
-
-def normalize_name(name):
-    return _normalize_re.sub('-', name.lower())
-
-
 def format_size(bytes):
     if bytes > 1000 * 1000:
         return '%.1fMB' % (bytes / 1000.0 / 1000)