add Python 3.7 to frozen environment list
@@ -100,7 +100,7 @@ def set_python(py_env_file, py):
if __name__ == '__main__':
# allow specifying which Pythons to update on argv
- pys = sys.argv[1:] or ('2.7', '3.5', '3.6')
+ pys = sys.argv[1:] or ('2.7', '3.7', '3.5', '3.6')
for py in pys:
env_file = ENV_FILE_T.format(py=py)
set_python(env_file, py)
