Update implicit returns

Author: ppizarror

build.py

@@ -11,12 +11,12 @@
 import sys
 
 assert len(sys.argv) == 2, 'Argument is required, usage: build.py pyinstaller/pip/twine'
-mode = sys.argv[1].strip()
-sys_arch = struct.calcsize('P') * 8
+mode: str = sys.argv[1].strip()
+sys_arch: int = struct.calcsize('P') * 8
 
 if mode == 'pyinstaller':
     # Check upx
-    upx = ''
+    upx: str = ''
     if sys.platform == 'win32' and sys_arch == 64:
         upx = '--upx-dir specs'
     pyinstaller = f'python -m PyInstaller' if sys.platform == 'win32' else 'pyinstaller'

pydetex/_gui_utils.py

@@ -36,6 +36,7 @@
 from pydetex._gui_settings import Settings as _Settings
 
 
+# noinspection PyTypeChecker
 class SettingsWindow(object):
     """
     Settings window.
@@ -416,7 +417,7 @@ def _save(self) -> None:
             self.close()
 
 
-# noinspection PyProtectedMember
+# noinspection PyProtectedMember,PyTypeChecker
 class DictionaryGUI(object):
     """
     Dictionary gui.
@@ -562,9 +563,7 @@ def _process_out_key(event: 'tk.Event') -> Optional['tk.Event']:
         :param event: Event
         :return: Event
         """
-        # noinspection PyUnresolvedReferences
-        if event.char == '':
-            return event
+        return event if event.char == '' else None
 
     def _get_word(self) -> str:
         """
@@ -633,7 +632,7 @@ def _process(word: str):
         self._query_thread(key, _process, self._meaning, self._get_word())
         data = self._query_output_pop(key)
         if data is None:
-            return
+            return None
         style, mean, wiki = data
         if mean == '':
             return self._write(self._cfg.lang('dictionary_no_results'))
@@ -648,6 +647,7 @@ def _process(word: str):
             self._text_out.insert('end', f'{self._cfg.lang("dictionary_wikipedia")}:\n', 'italic')
             self._text_out.insert('end', f'{wiki}', 'normal')
         self._text_out['state'] = tk.DISABLED
+        return None
 
     def _synonym(self) -> None:
         """
@@ -666,16 +666,16 @@ def _process(word: str):
         self._query_thread(key, _process, self._synonym, self._get_word())
         syn = self._query_output_pop(key)
         if syn is None:
-            return
-        if len(syn) == 0:
+            return None
+        elif len(syn) == 0:
             return self._write(self._cfg.lang('dictionary_no_results'))
-        self._write(', '.join(syn))
+        return self._write(', '.join(syn))
 
     def _antonym(self) -> None:
         """
         Word aynonym.
         """
-        key = 'antonym'
+        key: str = 'antonym'
 
         def _process(word: str):
             self._query_output[key] = self._dictionary.antonym(self._lang, word)
@@ -685,10 +685,10 @@ def _process(word: str):
         self._query_thread(key, _process, self._antonym, self._get_word())
         ant = self._query_output_pop(key)
         if ant is None:
-            return
-        if len(ant) == 0:
+            return None
+        elif len(ant) == 0:
             return self._write(self._cfg.lang('dictionary_no_results'))
-        self._write(', '.join(ant))
+        return self._write(', '.join(ant))
 
     def _write(self, text: str) -> None:
         """
@@ -727,7 +727,7 @@ def close(self) -> None:
         self.root.destroy()
 
 
-# noinspection PyShadowingNames,PyMissingOrEmptyDocstring
+# noinspection PyShadowingNames,PyMissingOrEmptyDocstring,PyTypeChecker
 class RichText(tk.Text):
     """
     Rich text.
@@ -1191,6 +1191,7 @@ def center_window(root: 'tk.Tk', window_size: Union[Tuple[int, int], List[int]])
                                        (root.winfo_screenheight() - window_size[1]) / 2))
 
 
+# noinspection PyTypeChecker
 def make_label_ttk(
     master: Union['tk.Tk', 'tk.Frame'],
     h: int,
@@ -1225,6 +1226,7 @@ def make_label_ttk(
     return labelvar
 
 
+# noinspection PyTypeChecker
 def make_label(
     master: Union['tk.Tk', 'tk.Frame'],
     h: Union[int, float],

pydetex/_utils_lang.py

@@ -346,12 +346,14 @@ def get_phrase_from_cursor(s: str, pos_init: int, pos_end: int) -> str:
 
     # Get the first word
     s0, i, _ = get_word_from_cursor(s, pos_init)
-    j = i
+    # noinspection PyUnusedLocal
+    j: int = i
 
     if s[pos_end].strip() == '':  # Is empty, find the previous word
         for k in range(1, pos_end):
             _k = pos_end - k
             if s[_k].strip() != '':
+                # noinspection PyUnusedLocal
                 j = _k + 1
                 break
     else:

pydetex/gui.py

@@ -76,6 +76,7 @@ class PyDetexGUI(object):
     _text_out: 'gui_ut.RichText'
     _tokenizer: 'RegexpTokenizer'
 
+    # noinspection PyTypeChecker
     def __init__(self) -> None:
         """
         Constructor.
@@ -309,7 +310,7 @@ def _open_file(self) -> None:
         try:
             filename_dir = os.path.dirname(filename)
         except TypeError:  # Linux
-            return
+            return None
         self._cfg.set(self._cfg.CFG_LAST_OPENED_FOLDER, filename_dir)
         try:
             text = ut.open_file(filename)
@@ -319,6 +320,7 @@ def _open_file(self) -> None:
             os.chdir(filename_dir)
         except PermissionError:
             pass
+        return None
 
     def _insert_in(self, text: str, clear: bool = False) -> None:
         """
@@ -457,9 +459,7 @@ def _process_out_key(event: 'tk.Event') -> Optional['tk.Event']:
         :param event: Event
         :return: Event
         """
-        # noinspection PyUnresolvedReferences
-        if event.char == '':
-            return event
+        return event if event.char == '' else None
 
     def _detect_language(self) -> None:
         """
@@ -610,7 +610,7 @@ def _process_inner(self) -> None:
         self._text_out.insert_highlighted_text(out, True, font_format)
 
         # Final
-        self._process_final(words)
+        return self._process_final(words)
 
     def _process_final(self, words: int = 0) -> None:
         """
@@ -646,7 +646,7 @@ def _process_clip(self) -> None:
         Process from clipboard. Tries with pooling.
         """
         if not self._clip:
-            return
+            return None
 
         def _paste():
             return pyperclip.paste()
@@ -669,14 +669,14 @@ def _paste():
                 self._paste_timeout_error = 0
                 error = f'Paste process failed after {_MAX_PASTE_RETRY} attempts'
                 warn(error)
-            return
+            return None
 
         self._paste_timeout_error = 0
         text = text.strip()
         if text == '':
             return self._status(self._cfg.lang('clip_empty'), True)
         self._insert_in(text, True)
-        self._process()
+        return self._process()
 
     def _get_pipeline_results(self) -> str:
         """