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