Fix handling of version in argument parser

pubs/pubs_cmd.py

@@ -59,9 +59,9 @@ def execute(raw_args=sys.argv):
     uis.init_ui(conf)
     ui = uis.get_ui()
 
-    parser = argparse.ArgumentParser(parents=[conf_parser],
+    parser = argparse.ArgumentParser(description="research papers repository",
-                                     description="research papers repository",
+                                     prog="pubs", add_help=True)
-                                     prog="pubs", version=__version__, add_help=True)
+    parser.add_argument('--version', action='version', version=__version__)
     subparsers = parser.add_subparsers(title="valid commands", dest="command")
     cmd_funcs = collections.OrderedDict()
     for cmd_name, cmd_mod in CORE_CMDS.items():

pubs/update.py

@@ -85,10 +85,12 @@ def update(conf, code_version, repo_version, path=None):
         new_conf_text = io.BytesIO()
         default_conf.write(outfile=new_conf_text)
 
+
         if new_conf_text.getvalue() != old_conf_text:
 
             backup_path = path + '.old'
             shutil.move(path, backup_path)
+            default_conf.filename = path
             config.save_conf(default_conf)
 
             uis.init_ui(default_conf)

tests/test_usecase.py

@@ -18,7 +18,7 @@ from pubs.commands import init_cmd, import_cmd
 
 
 # makes the tests very noisy
-messagePUT=False
+PRINT_OUTPUT=False
 CAPTURE_OUTPUT=True
 
 
@@ -104,7 +104,7 @@ class CommandTestCase(unittest.TestCase):
             except fake_env.FakeInput.UnexpectedInput:
                 self.fail('Unexpected input asked by command: {}.'.format(
                     actual_cmd))
-        if messagePUT:
+        if PRINT_OUTPUT:
             print(outs)
         return outs