openmedialibrary_platform_w.../Lib/site-packages/adodbapi/test/tryconnection2.py
2016-04-14 21:54:42 +02:00

46 lines
1.8 KiB
Python

# This module may be retired as soon as Python 2.5 support is dropped.
#
# It exists only to allow trapping exceptions using the "except [exception list], e" format
# which is a syntax error in Python 3
def try_connection(verbose, *args, **kwargs):
import adodbapi
if "proxy_host" in kwargs or 'pyro_connection' in kwargs or 'proxy_host' in args:
import adodbapi.remote
import Pyro4
pyroError = Pyro4.errors.PyroError
dbconnect = adodbapi.remote.connect
remote = True
else:
dbconnect = adodbapi.connect
pyroError = NotImplementedError # (will not occur)
remote = False
try:
s = dbconnect(*args, **kwargs) # connect to server
if verbose:
print('Connected to:', s.connection_string)
print('which has tables:', s.get_table_names())
s.close() # thanks, it worked, goodbye
except (adodbapi.DatabaseError, pyroError) as inst:
print(inst.args[0]) # should be the error message
print('***Failed getting connection using=', repr(args), repr(kwargs))
if remote:
print('** Is your Python2 ado.connection server running?')
print('* Have you run "setuptestframework.py" to create server_test.mdb?')
return False, (args, kwargs), None
if remote:
print(" (remote)", end=' ')
print(" (successful)")
return True, (args, kwargs, remote), dbconnect
def try_operation_with_expected_exception(expected_exceptions, some_function, args, kwargs):
try:
some_function(*args, **kwargs)
except expected_exceptions as e:
return True, e
except:
raise # an exception other than the expected occurred
return False, 'The expected exception did not occur'