Minor code improvements and a new test

pargv.py

@@ -22,22 +22,22 @@ def parse_args(argv=None):
     for arg in argv[len(args):]:
         if not arg.startswith('-'):
             values.append(arg)
-        else:
-            if len(values):
+            continue
+        if len(values):
+            kwargs[key] = values
+            values = []
+        key = arg[:2].lstrip('-') + arg[2:].replace('-', '_')
+        if arg.startswith('--'):
+            if '=' in arg:
+                key, value = key.split('=')
+                values.append(value)
                 kwargs[key] = values
-                values = []
-            key = arg[:2].lstrip('-') + arg[2:].replace('-', '_')
-            if arg.startswith('--'):
-                if '=' in arg:
-                    key, value = key.split('=')
-                    values.append(value)
-                    kwargs[key] = values
-                else:
-                    kwargs[key] = True
-            elif arg.startswith('-'):
-                for k in key:
-                    kwargs[k] = True
-                key = arg[-1]
+            else:
+                kwargs[key] = True
+        elif arg.startswith('-'):
+            for k in key:
+                kwargs[k] = True
+            key = arg[-1]
     if len(values):
         kwargs[key] = values
 

tests/test_functionality.py

@@ -10,7 +10,6 @@ def test_no_argv():
     assert args == []
     assert kwargs == {}
 
-
 def test_use_sys_argv_by_default():
     with mock.patch('sys.argv', ['app', 'command', '--option=one', 'two', '--flag', '-io']):
         args, kwargs = parse_args()
@@ -22,30 +21,30 @@ def test_use_sys_argv_by_default():
         'o': True
     }
 
-
 def test_single_positional_argument():
     args, kwargs = parse_args(['app'])
     assert args == ['app']
     assert kwargs == {}
 
-
 def test_single_positional_argument_with_underscore():
     args, kwargs = parse_args(['the-app'])
     assert args == ['the_app']
     assert kwargs == {}
 
-
 def test_positional_arguments():
     args, kwargs = parse_args(['app', 'command'])
     assert args == ['app', 'command']
     assert kwargs == {}
 
-
 def test_one_positional_and_optional_argument():
     args, kwargs = parse_args(['app', '--help'])
     assert args == ['app']
     assert kwargs == {'help': True}
 
+def test_one_positional_and_optional_argument_with_values():
+    args, kwargs = parse_args(['app', '--amount=2', '3'])
+    assert args == ['app']
+    assert kwargs == {'amount': ['2', '3']}
 
 def test_positional_and_optional_arguments():
     args, kwargs = parse_args(['app', 'command', '--inputfile', '--outputfile'])
@@ -55,7 +54,6 @@ def test_positional_and_optional_arguments():
         'outputfile': True
         }
 
-
 def test_short_arg_with_single_option():
     args, kwargs = parse_args(['-a', 'b', '--abc', 'd'])
     assert args == []
@@ -64,7 +62,6 @@ def test_short_arg_with_single_option():
         'abc': 'd',
     }
 
-
 def test_short_arg_with_multiple_options():
     args, kwargs = parse_args(['-i', 'a', 'b', '--input', 'c', 'd'])
     assert args == []
@@ -73,7 +70,6 @@ def test_short_arg_with_multiple_options():
         'input': ['c', 'd']
     }
 
-
 def test_long_args_with_equals():
     args, kwargs = parse_args(['--input-file=a.py', '--output-file=b.py'])
     assert args == []
@@ -82,13 +78,11 @@ def test_long_args_with_equals():
         'output_file': 'b.py'
     }
 
-
 def test_unintended_hyphen():
     args, kwargs = parse_args(['---triple-hyphen-'])
     assert args == []
     assert kwargs == {'_triple_hyphen_': True}
 
-
 @pytest.mark.parametrize('argv, args, kwargs', ((
     ['/pargv/pargv.py', 'command', 'positional', '--flag', '--optional=value', 'test', '--output-file', 'filename', '-flg', 'name', 'name2'],
     ['/pargv/pargv.py', 'command', 'positional'],