Restore support for printable characters in the entry point name. Fixes #327.

CHANGES.txt

@@ -2,6 +2,13 @@
 CHANGES
 =======
 
+------
+11.3.1
+------
+
+* Issue #327: Formalize and restore support for any printable character in an
+  entry point name.
+
 ----
 11.3
 ----

pkg_resources/__init__.py

@@ -2328,7 +2328,7 @@ class EntryPoint(object):
 
     pattern = re.compile(
         r'\s*'
-        r'(?P<name>[+\w. -]+?)\s*'
+        r'(?P<name>.+?)\s*'
         r'=\s*'
         r'(?P<module>[\w.]+)\s*'
         r'(:\s*(?P<attr>[\w.]+))?\s*'

pkg_resources/tests/test_resources.py

@@ -2,6 +2,7 @@ import os
 import sys
 import tempfile
 import shutil
+import string
 
 import pytest
 
@@ -302,6 +303,16 @@ class TestEntryPoints:
             except ValueError: pass
             else: raise AssertionError("Should've been bad", ep)
 
+    def test_printable_name(self):
+        """
+        Allow any printable character in the name.
+        """
+        # Create a name with all printable characters; strip the whitespace.
+        name = string.printable.strip()
+        spec = "{name} = module:attr".format(**locals())
+        ep = EntryPoint.parse(spec)
+        assert ep.name == name
+
     def checkSubMap(self, m):
         assert len(m) == len(self.submap_expect)
         for key, ep in pkg_resources.iteritems(self.submap_expect):