Fix missing imports.

materialsproject · Dec 6, 2018 · ecf0993 · ecf0993
1 parent f563ec2
commit ecf0993
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/pymatgen/util/convergence.py b/pymatgen/util/convergence.py
@@ -1,6 +1,9 @@
 # coding: utf-8
 # Copyright (c) Pymatgen Development Team.
 # Distributed under the terms of the MIT License.import string
+
+
+import string
 import random
 import numpy as np