Add script form of pydoc so that it's present in beta1. Currently

this just copies the __name__=='__main__' logic from pydoc.py.
    ?!ng can decide whether he wants to create a main() in pydoc, or rip
    it out of pydoc.py completely.

Tools/scripts/pydoc

@@ -0,0 +1,78 @@
+#!/usr/bin/env python
+
+# -------------------------------------------------- command-line interface
+
+import sys, os, pydoc
+from string import lower
+
+if __name__ == '__main__':
+    import getopt
+    class BadUsage: pass
+
+    try:
+        opts, args = getopt.getopt(sys.argv[1:], 'k:p:w')
+        writing = 0
+
+        for opt, val in opts:
+            if opt == '-k':
+                pydoc.apropos(lower(val))
+                break
+            if opt == '-p':
+                try:
+                    port = int(val)
+                except ValueError:
+                    raise BadUsage
+                def ready(port=port):
+                    print 'server ready at http://127.0.0.1:%d/' % port
+                pydoc.serve(('127.0.0.1', port), ready)
+                break
+            if opt == '-w':
+                if not args: raise BadUsage
+                writing = 1
+        else:
+            if args:
+                for arg in args:
+                    try:
+                        if os.path.isfile(arg):
+                            arg = pydoc.importfile(arg)
+                        if writing:
+                            if os.path.isdir(arg): pydoc.writedocs(arg)
+                            else: pydoc.writedoc(arg)
+                        else: pydoc.man(arg)
+                    except pydoc.DocImportError, value:
+                        print 'problem in %s - %s' % (
+                            value.filename, value.args)
+            else:
+                if sys.platform in ['mac', 'win', 'win32', 'nt']:
+                    # GUI platforms with threading
+                    import threading
+                    ready = threading.Event()
+                    address = ('127.0.0.1', 12346)
+                    threading.Thread(
+                        target=pydoc.serve, args=(address, ready.set)).start()
+                    ready.wait()
+                    import webbrowser
+                    webbrowser.open('http://127.0.0.1:12346/')
+                else:
+                    raise BadUsage
+
+    except (getopt.error, BadUsage):
+        print """%s <name> ...
+    Show documentation on something.
+    <name> may be the name of a Python function, module, or package,
+    or a dotted reference to a class or function within a module or
+    module in a package, or the filename of a Python module to import.
+
+%s -k <keyword>
+    Search for a keyword in the synopsis lines of all modules.
+
+%s -p <port>
+    Start an HTTP server on the given port on the local machine.
+
+%s -w <module> ...
+    Write out the HTML documentation for a module to a file.
+
+%s -w <moduledir>
+    Write out the HTML documentation for all modules in the tree
+    under a given directory to files in the current directory.
+""" % ((sys.argv[0],) * 5)