Drop bs4 dependency, update docs, minor improvements

docs/cli.md

@@ -252,14 +252,14 @@ This command lists all the keyboards currently defined in `qmk_firmware`
 qmk list-keyboards
 ```
 
-## `qmk list_keymaps`
+## `qmk list-keymaps`
 
 This command lists all the keymaps for a specified keyboard (and revision).
 
 **Usage**:
 
 ```
-qmk list_keymaps -kb planck/ez
+qmk list-keymaps -kb planck/ez
 ```
 
 ## `qmk new-keymap`

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

@@ -10,11 +10,14 @@ def list_keymaps(cli):
     """List the keymaps for a specific keyboard
     """
     # ask for user input if keyboard was not provided in the command line
-    keyboard_name = cli.config.list_keymaps.keyboard if cli.config.list_keymaps.keyboard else input("Keyboard Name: ")
+    if not cli.config.list_keymaps.keyboard:
+        cli.config.list_keymaps.keyboard = input("Keyboard Name: ")
 
     try:
-        for name in qmk.keymap.list_keymaps(keyboard_name):
+        for name in qmk.keymap.list_keymaps(cli.config.list_keymaps.keyboard):
             # We echo instead of cli.log.info to allow easier piping of this output
-            cli.echo(keyboard_name + ":" + name)
+            cli.echo('%s:%s', cli.config.list_keymaps.keyboard, name)
     except NoSuchKeyboardError as e:
-        cli.echo("{fg_red}" + e.message)
+        cli.echo("{fg_red}%s: %s", cli.config.list_keymaps.keyboard, e.message)
+    except (FileNotFoundError, PermissionError) as e:
+        cli.echo("{fg_red}%s: %s", cli.config.list_keymaps.keyboard, e)

lib/python/qmk/makefile.py

@@ -21,8 +21,8 @@ def parse_rules_mk(file_path):
     # group(2) = operator (eg.: '=', '+=')
     # group(3) = value(s)
     rules_mk_regex = re.compile(r"^\s*(\w+)\s*([\?\:\+\-]?=)\s*(\S.*?)(?=\s*(\#|$))")
-    mk_content = qmk.path.unicode_lines(file_path)
     parsed_file = dict()
+    mk_content = qmk.path.file_lines(file_path)
     for line in mk_content:
         found = rules_mk_regex.search(line)
         if found:

lib/python/qmk/path.py

@@ -5,8 +5,6 @@ import os
 
 from qmk.errors import NoSuchKeyboardError
 
-from bs4 import UnicodeDammit
-
 def keymap(keyboard):
     """Locate the correct directory for storing a keymap.
 
@@ -35,19 +33,14 @@ def normpath(path):
 
     return os.path.normpath(os.path.join(os.environ['ORIG_CWD'], path))
 
-def unicode_text(filename):
-    """Returns the contents of filename as a UTF-8 string. Tries to DTRT when it comes to encoding.
-    """
-    with open(filename, "rb") as fd:
-        text = UnicodeDammit(fd.read())
-
-    if text.contains_replacement_characters:
-        log_warning("%s: Could not determine file encoding, some characters were replaced." % (filename,))
-
-    return text.unicode_markup or ""
+def file_lines(filename):
+    """ Return a files content, line by line
 
+    Args:
+        filename: path to the file
 
-def unicode_lines(filename):
-    """Returns the contents of filename as a UTF-8 string. Tries to DTRT when it comes to encoding.
+    Returns:
+        an list, in which each item is a line of the file
     """
-    return unicode_text(filename).split("\n")
+    with open(filename, "r") as fd:
+        return fd.readlines()

requirements.txt

@@ -7,4 +7,3 @@ hjson
 nose2
 flake8
 pep8-naming
-bs4