Allow for blank lines and comments to be ignored in multiline json.

box.py

@@ -77,7 +77,8 @@ def _from_json(json_string=None, filename=None,
     if filename:
         with open(filename, 'r', encoding=encoding, errors=errors) as f:
             if multiline:
-                data = [json.loads(line, **kwargs) for line in f]
+                data = [json.loads(line.strip(), **kwargs) for line in f
+                        if line.strip() and not line.strip().startswith("#")]
             else:
                 data = json.load(f, **kwargs)
     elif json_string:

test/test_functional_box.py

@@ -477,7 +477,7 @@ def test_to_multiline(self):
         assert count == 3
 
     def test_from_multiline(self):
-        content = '{"a": 2}\n{"b": 3}'
+        content = '{"a": 2}\n{"b": 3}\r\n \n'
         with open(tmp_json_file, 'w') as f:
             f.write(content)
 
@@ -532,9 +532,10 @@ def test_custom_key_errors(self):
             my_box['g']
 
     def test_pickle(self):
+        pic_file = os.path.join(tmp_dir, 'test.p')
         bb = Box(movie_data, conversion_box=False)
-        pickle.dump(bb, open('/tmp/test.p', 'wb'))
-        loaded = pickle.load(open('/tmp/test.p', 'rb'))
+        pickle.dump(bb, open(pic_file, 'wb'))
+        loaded = pickle.load(open(pic_file, 'rb'))
         assert bb == loaded
         assert loaded._box_config['conversion_box'] is False