Fix bugs reported by Ian Bicking, Walter Doerwald, and Vincenzo Di Massa.

--HG--
branch : setuptools
extra : convert_revision : svn%3A6015fed2-1504-0410-9fe1-9d1591cc4771/sandbox/trunk/setuptools%4041189

pkg_resources.py

@@ -1794,8 +1794,8 @@ class Distribution(object):
                     self._version = safe_version(line.split(':',1)[1].strip())
                     return self._version
             else:
-                raise AttributeError(
-                    "Missing 'Version:' header in PKG-INFO", self
+                raise ValueError(
+                    "Missing 'Version:' header and/or PKG-INFO file", self
                 )
     version = property(version)
 

setuptools/command/build_py.py

@@ -39,7 +39,7 @@ class build_py(_build_py):
     def get_data_files(self):
         """Generate list of '(package,src_dir,build_dir,filenames)' tuples"""
         data = []
-        for package in self.packages:
+        for package in self.packages or ():
             # Locate package source directory
             src_dir = self.get_package_dir(package)
 

setuptools/command/easy_install.py

@@ -502,10 +502,11 @@ class easy_install(Command):
         if os.path.isfile(dist_filename):
             unpack_archive(dist_filename, tmpdir, self.unpack_progress)
         elif os.path.isdir(dist_filename):
-            # note that setup_base==tmpdir here if this is a svn checkout
             setup_base = os.path.abspath(dist_filename)
 
-        if setup_base==tmpdir and self.build_directory and spec is not None:
+        if (setup_base.startswith(tmpdir)   # something we downloaded
+            and self.build_directory and spec is not None
+        ):
             setup_base = self.maybe_move(spec, dist_filename, setup_base)
 
         # Find the setup.py file
@@ -530,7 +531,6 @@ class easy_install(Command):
         else:
             return self.build_and_install(setup_script, setup_base)
 
-
     def egg_distribution(self, egg_path):
         if os.path.isdir(egg_path):
             metadata = PathMetadata(egg_path,os.path.join(egg_path,'EGG-INFO'))

setuptools/package_index.py

@@ -7,6 +7,8 @@ from distutils.errors import DistutilsError
 
 EGG_FRAGMENT = re.compile('^egg=(\\w+(-\\w+)?)$')
 HREF = re.compile("""href\\s*=\\s*['"]?([^'"> ]+)""", re.I)
+# this is here to fix emacs' cruddy broken syntax highlighting: '
+
 URL_SCHEME = re.compile('([-+.a-z0-9]{2,}):',re.I).match
 EXTENSIONS = ".tar.gz .tar.bz2 .tar .zip .tgz".split()
 
@@ -37,8 +39,6 @@ def parse_bdist_wininst(name):
 
 
 
-
-
 def distros_for_url(url, metadata=None):
     """Yield egg or source distribution objects that might be found at a URL"""
 
@@ -371,10 +371,10 @@ class PackageIndex(Environment):
 
     def _download_to(self, url, filename):
         self.info("Downloading %s", url)
-
         # Download the file
         fp, tfp = None, None
         try:
+            url = url.split('#', 1)[0]
             fp = self.open_url(url)
             if isinstance(fp, urllib2.HTTPError):
                 raise DistutilsError(