diff --git a/src/shamira.py b/src/shamira/core.py
copy from src/shamira.py
copy to src/shamira/core.py
--- a/src/shamira.py
+++ b/src/shamira/core.py
@@ -5,7 +5,7 @@ import re
 import base64
 import binascii
 
-import gf256
+from . import gf256
 
 
 class SException(Exception): pass
@@ -124,8 +124,3 @@ def detect_encoding(shares):
 		if all(regexp.fullmatch(share) for share in shares):
 			return res
 	raise DetectionException("No expected encoding detected")
-
-
-if __name__=="__main__":
-	import cli
-	cli.run()