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import os
import sys
from django.db.backends import BaseDatabaseClient
class DatabaseClient(BaseDatabaseClient):
executable_name = 'psql'
def runshell(self):
settings_dict = self.connection.settings_dict
args = [self.executable_name]
if settings_dict['USER']:
args += ["-U", settings_dict['USER']]
if settings_dict['HOST']:
args.extend(["-h", settings_dict['HOST']])
if settings_dict['PORT']:
args.extend(["-p", str(settings_dict['PORT'])])
args += [settings_dict['NAME']]
if os.name == 'nt':
sys.exit(os.system(" ".join(args)))
else:
os.execvp(self.executable_name, args)
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