From 0f260919cfdcc72a0be22677c20ce4f411d8433c Mon Sep 17 00:00:00 2001
From: Kasper Primdal Lauritzen <kplauritzen@gmail.com>
Date: Mon, 19 Oct 2015 15:24:01 +0200
Subject: [PATCH] Import argparse iff running rmsd directly

---
 calculate_rmsd | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/calculate_rmsd b/calculate_rmsd
index 12b6323..0f5c87e 100755
--- a/calculate_rmsd
+++ b/calculate_rmsd
@@ -9,7 +9,6 @@ license: https://github.com/charnley/rmsd/blob/master/LICENSE
 
 """
 
-import argparse
 import numpy as np
 import re
 
@@ -200,6 +199,7 @@ def get_coordinates(filename, ignore_hydrogens=False):
 
 
 if __name__ == "__main__":
+    import argparse
 
     description = """
 Calculate Root-mean-square deviation (RMSD) between structure A and B, in XYZ format.