[Discord] Use Optional converter for decode qr command

Harmon758 · Jan 13, 2020 · f01e480 · f01e480
1 parent 56bf378
commit f01e480
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/Discord/cogs/cryptography.py b/Discord/cogs/cryptography.py
@@ -3,6 +3,7 @@
 
 import hashlib
 import sys
+from typing import Optional
 import zlib
 
 from cryptography.hazmat.backends.openssl import backend as openssl_backend
@@ -132,7 +133,7 @@ async def decode_morse(self, ctx, *, message : str):
 			await ctx.embed_reply(f":no_entry: Error: {e}")
 
 	@decode.command(name = "qr")
-	async def decode_qr(self, ctx, file_url: str = ""):
+	async def decode_qr(self, ctx, file_url: Optional[str]):
 		'''
 		Decodes QR codes
 		Input a file url or attach an image