add update filemenu

fishy/gui/main_gui.py

@@ -55,6 +55,8 @@ def _create(gui: 'GUI'):
     dark_mode_var.set(int(config.get('dark_mode', True)))
     filemenu.add_checkbutton(label="Dark Mode", command=_toggle_mode,
                              variable=dark_mode_var)
+    if config.get("dont_ask_update", False):
+        filemenu.add_command(label="Update", command=helper.update)
 
     menubar.add_cascade(label="Options", menu=filemenu)
 

fishy/helper/__init__.py

@@ -1,4 +1,4 @@
 from .auto_update import auto_upgrade, upgrade_avail, versions
 from .config import Config
 from .helper import open_web, initialize_uid, install_thread_excepthook, unhandled_exception_logging, manifest_file, \
-    create_shortcut_first, check_addon, restart, create_shortcut, not_implemented
+    create_shortcut_first, check_addon, restart, create_shortcut, not_implemented, update

fishy/helper/helper.py

@@ -76,7 +76,6 @@ def install_thread_excepthook():
     If using psyco, call psycho.cannotcompile(threading.Thread.run)
     since this replaces a new-style class method.
     """
-    import sys
     run_old = threading.Thread.run
 
     # noinspection PyBroadException
@@ -168,3 +167,10 @@ def get_documents():
 
 def restart():
     os.execl(sys.executable, *([sys.executable] + sys.argv))
+
+
+def update():
+    from .config import config
+
+    config.delete("dont_ask_update")
+    restart()