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Diffstat (limited to 'lib/sqlalchemy/processors.py')
-rw-r--r-- | lib/sqlalchemy/processors.py | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/lib/sqlalchemy/processors.py b/lib/sqlalchemy/processors.py index cb5f00bde..dd789a44e 100644 --- a/lib/sqlalchemy/processors.py +++ b/lib/sqlalchemy/processors.py @@ -24,7 +24,10 @@ def str_to_datetime_processor_factory(regexp, type_): if value is None: return None else: - return type_(*map(int, rmatch(value).groups(0))) + m = rmatch(value) + if m is None: + raise ValueError("Couldn't parse %s string." % type_.__name__) + return type_(*map(int, m.groups(0))) return process def boolean_to_int(value): |