Administrivia

setup.py:
  don't need to import pkg_resources

pydisassemble:
  give an error is no file or directory is given
  usage should go to stderr, not stdout

bin/pydisassemble

@@ -41,6 +41,10 @@ check_python_version(program)
 outfile = '-'
 out_base = None
 
+if len(sys.argv) == 1:
+    print("No file(s) or directory given", file=sys.stderr)
+    print(Usage_short, file=sys.stderr)
+    sys.exit(1)
 
 try:
     opts, files = getopt.getopt(sys.argv[1:], 'hVo:', ['help', 'version'])
@@ -59,9 +63,10 @@ for opt, val in opts:
         outfile = val
     else:
         print(opt)
-        print(Usage_short)
+        print(Usage_short, file=sys.stderr)
         sys.exit(1)
 
+
 # argl, commonprefix works on strings, not on path parts,
 # thus we must handle the case with files in 'some/classes'
 # and 'some/cmds'

setup.py

@@ -8,7 +8,6 @@ from __pkginfo__ import \
     modname,          packages,           py_modules,       scripts, \
     short_desc,       web,                zip_safe
 
-__import__('pkg_resources')
 from setuptools import setup
 
 exec(open('uncompyle6/version.py').read())