def _makeTxPostgres(parsed, connections=1):
from norm.tx_postgres import DictConnection
pool = ConnectionPool()
pool.db_scheme = 'postgres'
connstr = mkConnStr(parsed)
dlist = []
for i in xrange(connections):
conn = DictConnection()
d = conn.connect(connstr)
d.addCallback(lambda _: pool.add(conn))
dlist.append(d)
ret = defer.gatherResults(dlist)
return ret.addCallback(lambda _: pool)
def connect():
conn = DictConnection()
d = conn.connect(connstr)
return d.addCallback(lambda _: conn)