Fix commandline parsing and flake8 findings, rebase

Fixed commandline and config parsing. Thx @xplusplus.
Rebased on master and fixed merge conflicts.

lib/python/qmk/cli/list/keymaps.py

@@ -4,13 +4,16 @@ from milc import cli
 import qmk.keymap
 from qmk.errors import NoSuchKeyboardError
 
+
 @cli.argument("-kb", "--keyboard", help="Specify keyboard name. Example: 1upkeyboards/1up60hse")
 @cli.subcommand("List the keymaps for a specific keyboard")
 def list_keymaps(cli):
     """List the keymaps for a specific keyboard
     """
     # ask for user input if keyboard was not provided in the command line
-    if not cli.config.list_keymaps.keyboard:
+    if cli.args.keyboard:
+        cli.config.list_keymaps.keyboard = cli.args.keyboard
+    elif not cli.config.list_keymaps.keyboard:
         cli.config.list_keymaps.keyboard = input("Keyboard Name: ")
 
     try:

lib/python/qmk/keymap.py

@@ -1,11 +1,9 @@
 """Functions that help you work with QMK keymaps.
 """
 import os
-from traceback import format_exc
 
 import qmk.path
 import qmk.makefile
-from qmk.errors import NoSuchKeyboardError
 
 # The `keymap.c` template to use when a keyboard doesn't have its own
 DEFAULT_KEYMAP_C = """#include QMK_KEYBOARD_H
@@ -98,6 +96,7 @@ def write(keyboard, keymap, layout, layers):
 
     return keymap_file
 
+
 def list_keymaps(keyboard_name):
     """ List the available keymaps for a keyboard.
 

lib/python/qmk/makefile.py

@@ -5,6 +5,7 @@ import os
 import qmk.path
 from qmk.errors import NoSuchKeyboardError
 
+
 def parse_rules_mk_file(file, rules_mk=None):
     """Turn a rules.mk file into a dictionary.
 
@@ -45,12 +46,13 @@ def parse_rules_mk_file(file, rules_mk=None):
                         rules_mk[key.strip()] = value.strip()
                 else:
                     if ":=" in line:
-                        line.replace(":","")
+                        line.replace(":", "")
                     key, value = line.split('=', 1)
                     rules_mk[key.strip()] = value.strip()
 
     return rules_mk
 
+
 def get_rules_mk(keyboard):
     """ Get a rules.mk for a keyboard
 

lib/python/qmk/path.py

@@ -5,6 +5,7 @@ import os
 
 from qmk.errors import NoSuchKeyboardError
 
+
 def keymap(keyboard):
     """Locate the correct directory for storing a keymap.
 
@@ -33,6 +34,7 @@ def normpath(path):
 
     return os.path.normpath(os.path.join(os.environ['ORIG_CWD'], path))
 
+
 def file_lines(filename):
     """ Return a files content, line by line
 

lib/python/qmk/tests/test_cli_commands.py

@@ -55,7 +55,14 @@ def test_list_keyboards():
     # this will fail if handwired/onekey/pytest is removed
     assert 'handwired/onekey/pytest' in result.stdout
 
+
 def test_list_keymaps():
-    result = check_subcommand("list_keymaps", "-kb", "planck/ez")
+    result = check_subcommand("list-keymaps", "-kb", "planck/ez")
     assert result.returncode == 0
     assert "planck/ez:default" and "planck/ez:drashna" in result.stdout
+
+
+def test_list_keymaps_no_keyboard_found():
+    result = check_subcommand("list-keymaps", "-kb", "asdfghjkl")
+    assert result.returncode == 0
+    assert "does not exist" in result.stdout