Upgrade pylint and fix some warnings (#223)

* Ran pylint and fixed some things.

* Upgrade pylintrc and fix many warnings from pylint

bin/append_license.py

@@ -45,7 +45,7 @@ def _append_license_py(path):
 
 def _append_license_xml(path):
     """Appends a license header to given .py, .ui or .xml file."""
-    xml_license = list()
+    xml_license = []
     xml_license.append("<!--\n")
     for line in license_text:
         xml_license.append(line.replace("/", "\\/"))

bin/build_ui.py

@@ -8,7 +8,7 @@
 def find_ui_dirs(path, found_dirs=None):
     """Recursively searches for 'ui' directories and returns their paths as a list."""
     if found_dirs is None:
-        found_dirs = list()
+        found_dirs = []
     for entry in os.scandir(path):
         if entry.is_dir():
             if entry.name == "ui":
@@ -20,7 +20,7 @@ def find_ui_dirs(path, found_dirs=None):
 
 def fix_resources_imports(path):
     """Fixes resources imports in a given automatically generated Python ui file."""
-    lines = list()
+    lines = []
     with open(path, "r") as in_file:
         for line in in_file:
             if line == "from . import resources_icons_rc\n":
@@ -73,8 +73,8 @@ def build_qrc(input_path, output_path, force):
 ui_dirs = find_ui_dirs(project_source_dir)
 for ui_dir in ui_dirs:
     print(f"--- Entering {os.path.abspath(ui_dir)} ---")
-    ui_entries = list()
-    py_entries = dict()
+    ui_entries = []
+    py_entries = {}
     for entry in os.scandir(ui_dir):
         if entry.is_file():
             base, extension = os.path.splitext(entry.name)
@@ -95,8 +95,8 @@ def build_qrc(input_path, output_path, force):
         if ui_modification_time > py_modification_time:
             build_ui(ui_entry.path, py_entry.path, args.force)
 resources_dir = os.path.join(project_source_dir, "ui", "resources")
-qrc_entries = list()
-py_paths = dict()
+qrc_entries = []
+py_paths = {}
 for entry in os.scandir(resources_dir):
     if entry.is_file():
         base, extension = os.path.splitext(entry.name)