Merge pull request #9655 from edx/ned/disable-pip-version-check

Disable the pip version check message

pavelib/prereqs.py

@@ -138,7 +138,7 @@ def python_prereqs_installation():
     Installs Python prerequisites
     """
     for req_file in PYTHON_REQ_FILES:
-        sh("pip install -q --exists-action w -r {req_file}".format(req_file=req_file))
+        sh("pip install -q --disable-pip-version-check --exists-action w -r {req_file}".format(req_file=req_file))
 
 
 @task