v1.20: add --version flag

Author: Q1CHENL

setup.py

@@ -2,7 +2,7 @@
 
 setup(
     name='todoism',
-    version='1.19',
+    version='1.20',
     packages=find_packages(exclude=['test']),
     package_dir={'todoism': 'todoism'},
     entry_points={

todoism/cli.py

@@ -7,6 +7,7 @@ def parse_args():
     parser.add_argument("-d", "--delete", metavar="ID", type=validate_id, help="delete todo by id")
     parser.add_argument("-p", "--print-all", action="store_true", help="print all todos")
     parser.add_argument("-f", "--flag", action="store_true", help="set task as flagged (used with '-a')")
+    parser.add_argument("-v", "--version", action="store_true", help="show todoism version")
     return parser.parse_args()
 
 def validate_id(arg):

todoism/main.py

@@ -221,6 +221,8 @@ def run():
     elif args.print_all:
         todos = tsk.load_tasks()
         pr.print_all_cli(todos)
+    elif args.version:
+        pr.print_version()
     else:
         curses.wrapper(main)
 

todoism/print.py

@@ -53,6 +53,9 @@ def print_msg(stdscr, msg):
     stdscr.addstr(1, 0, f"{final_str}")
     stdscr.refresh()
 
+def print_version():
+    print("todoism version 1.20")
+
 # The core function to print a single task
 def print_task(stdscr, task, y):
     max_y, max_x= stdscr.getmaxyx()