Julien Danjou 0f63eb3a37 Install PyMySQL if used ...

Change Ic609ce136061b753ca692b37509a0b29c60bb8b5 switched to PyMySQL by
default but does not make sure it is installed. This is causing gate
failure in Gnocchi for example:

  http://logs.openstack.org/25/186025/3/check/gate-gnocchi-dsvm-functional-file-mysql/eebd773/logs/devstacklog.txt.gz

Change-Id: I23d313220607fcc8acb95ab43f55b7d9899b9b1f

2015-06-12 09:05:12 +02:00

..

mysql

Install PyMySQL if used

2015-06-12 09:05:12 +02:00

postgresql

introduce pip_install_gr

2015-04-08 10:28:17 -04:00