Backing out the basic dependency checking (from pycon sprint).

This support was only a first cut, and doesn't deserve to be in
a released version (where we have to support it in an ongoing
manner)

Lib/distutils/command/install.py

@@ -126,8 +126,6 @@ class install (Command):
          "force installation (overwrite any existing files)"),
         ('skip-build', None,
          "skip rebuilding everything (for testing/debugging)"),
-        ('skip-checkdep', None,
-         "skip checking dependencies (use at own risk)"),
 
         # Where to install documentation (eventually!)
         #('doc-format=', None, "format of documentation to generate"),
@@ -185,15 +183,12 @@ class install (Command):
 
         # 'force' forces installation, even if target files are not
         # out-of-date.  'skip_build' skips running the "build" command,
-        # handy if you know it's not necessary.  'skip_checkdep' skips
-        # the 'checkdep' command, if you are sure you can work around the
-        # dependency failure in another way. 'warn_dir' (which is *not*
+        # handy if you know it's not necessary.  'warn_dir' (which is *not*
         # a user option, it's just there so the bdist_* commands can turn
         # it off) determines whether we warn about installing to a
         # directory not in sys.path.
         self.force = 0
         self.skip_build = 0
-        self.skip_checkdep = 0
         self.warn_dir = 1
 
         # These are only here as a conduit from the 'build' command to the
@@ -505,12 +500,6 @@ class install (Command):
         if not self.skip_build:
             self.run_command('build')
 
-        # We check dependencies before we install
-        # For now, this is disabled. Before 2.4 is released, this will
-        # be turned on.
-        #if not self.skip_checkdep:
-        #    self.run_command('checkdep')
-
         # Run all sub-commands (at least those that need to be run)
         for cmd_name in self.get_sub_commands():
             self.run_command(cmd_name)