From 477a2c7d1c1bb3eeef406bd1ff52a746277f6cef Mon Sep 17 00:00:00 2001
From: yo mama <pepper@scannerjammer.com>
Date: Mon, 14 Sep 2015 19:09:35 -0700
Subject: imgrid looking good

---
 Params/__init__.py | 19 ++++++++++---------
 1 file changed, 10 insertions(+), 9 deletions(-)

(limited to 'Params')

diff --git a/Params/__init__.py b/Params/__init__.py
index dc8fbfa..7a1c31c 100644
--- a/Params/__init__.py
+++ b/Params/__init__.py
@@ -54,15 +54,16 @@ class Params(object):
         elif value_type == "string":
           value = self.sanitize(str(value))
         elif value_type == "img_url":
-          _filename = self._filename_temporary(key)
-          _path = os.path.join(self._working_dir, _filename)
-          self._image_download(value, _path)
-          _mimetype = self._image_mimetype(_path)
-          value = {
-            'url': value, 
-            'path': _path, 
-            'mimetype' : _mimetype
-          }
+          if value:
+            _filename = self._filename_temporary(key)
+            _path = os.path.join(self._working_dir, _filename)
+            self._image_download(value, _path)
+            _mimetype = self._image_mimetype(_path)
+            value = {
+              'url': value, 
+              'path': _path, 
+              'mimetype' : _mimetype
+            }
         elif value_type == "enum":
           if value not in enum_values: 
             raise ValueError
-- 
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