Add option to choose port from command line

2017-09-30 18:07:06 -04:00 · 2017-09-30 18:07:06 -04:00 · 5f25d92be6
parent dbdf10eac3
commit 5f25d92be6
1 changed files with 8 additions and 1 deletions
--- a/blockchain.py
+++ b/blockchain.py
@ -279,4 +279,11 @@ def consensus():


 if __name__ == '__main__':
-    app.run(host='0.0.0.0', port=5000)
+    from argparse import ArgumentParser
+
+    parser = ArgumentParser()
+    parser.add_argument('-p', '--port', default=5000, type=int, help='port to listen on')
+    args = parser.parse_args()
+    port = args.port
+
+    app.run(host='0.0.0.0', port=port)