utils: Add the shell=True params for the shell params

Signed-off-by: Sayan Chowdhury <[email protected]>

fedimg/utils.py

@@ -105,7 +105,7 @@ def get_value_from_dict(_dict, *keys):
 
 
 def external_run_command(command):
-    ret = subprocess.Popen(' '.join(command), stdin=subprocess.PIPE,
+    ret = subprocess.Popen(' '.join(command), stdin=subprocess.PIPE, shell=True
                            stdout=subprocess.PIPE, stderr=subprocess.PIPE,
                            close_fds=True)
     out, err = ret.communicate()

tests/test_consumers.py

@@ -21,7 +21,6 @@
 
 import os
 import mock
-import requests
 import unittest
 
 import vcr