main app

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+#!/usr/bin/python3.6
+"""The tagit application.
+
+Part of the tagit module.
+A copy of the license is provided with the project.
+Author: Matthias Baumgartner, 2022
+"""
+# imports
+import argparse
+import sys
+
+# module imports
+import tagit
+import tagit.apps
+
+# config
+apps = {
+    'desktop'       : tagit.apps.desktop,
+    }
+
+
+## code ##
+
+if __name__ == '__main__':
+    parser = argparse.ArgumentParser(description='Image tagger tool.', prog='tagit')
+    # version
+    parser.add_argument('--version', action='version',
+        version='%(prog)s {}.{}.{}'.format(*tuple(tagit.version_info)))
+    # application selection
+    parser.add_argument('app', choices=apps.keys(), nargs='?', default='desktop',
+        help='Select the application to run.')
+    # dangling args
+    parser.add_argument('rest', nargs=argparse.REMAINDER)
+    # parse
+    args = parser.parse_args()
+    # run application
+    try:
+        apps[args.app](args.rest)
+    except Exception as e:
+        print(str(e))
+    
+## EOF ##