Fix some style guide issues: keyword arguments are supposed to always be
supplied using the keyword argument name=value.
http://code.google.com/p/soc/wiki/PythonStyleGuide#Default_Argument_Values
from django.conf import settings
import os
def runshell():
args = ['psql']
if settings.DATABASE_USER:
args += ["-U", settings.DATABASE_USER]
if settings.DATABASE_PASSWORD:
args += ["-W"]
if settings.DATABASE_HOST:
args.extend(["-h", settings.DATABASE_HOST])
if settings.DATABASE_PORT:
args.extend(["-p", str(settings.DATABASE_PORT)])
args += [settings.DATABASE_NAME]
os.execvp('psql', args)