Move code into a separate Python module

youtube-dl

@@ -4045,7 +4045,7 @@ def gen_extractors():
 		GenericIE()
 	]
 
-def main():
+def _real_main():
 	parser, opts, args = parseOpts()
 
 	# Open appropriate CookieJar
@@ -4205,10 +4205,9 @@ def main():
 
 	sys.exit(retcode)
 
-
-if __name__ == '__main__':
+def main():
 	try:
-		main()
+		_real_main()
 	except DownloadError:
 		sys.exit(1)
 	except SameFileError:
@@ -4216,4 +4215,7 @@ if __name__ == '__main__':
 	except KeyboardInterrupt:
 		sys.exit(u'\nERROR: Interrupted by user')
 
+if __name__ == '__main__':
+	main()
+
 # vim: set ts=4 sw=4 sts=4 noet ai si filetype=python: