From 7294f7812e52fe2f7200c86e3777f471711ade29 Mon Sep 17 00:00:00 2001
From: Teon Banek <teon.banek@memgraph.io>
Date: Fri, 1 Sep 2017 14:25:12 +0200
Subject: [PATCH] csv_to_snapshot: Treat empty csv field as null

Reviewers: florijan, mislav.bradac, buda

Reviewed By: florijan

Differential Revision: https://phabricator.memgraph.io/D736
---
 tools/csv_to_snapshot | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tools/csv_to_snapshot b/tools/csv_to_snapshot
index fc43afc04..187f4ce89 100755
--- a/tools/csv_to_snapshot
+++ b/tools/csv_to_snapshot
@@ -27,6 +27,9 @@ _CSV_TYPE_TO_PY_TYPE = {
 
 
 def csv_to_py_val(value, csv_type, array_delimiter):
+    if not value.strip():
+        # Empty string signifies null or None in Python.
+        return None
     if not csv_type.endswith('[]'):
         return _CSV_TYPE_TO_PY_TYPE[csv_type](value)
     # Otherwise we have an array type, so convert it to a list.