google.appengine.api.datastore_types.ValidateInteger

Raises an exception if value is not a valid integer.

google.appengine.api.datastore_types.ValidateInteger(
    value,
    name='unused',
    exception=google.appengine.api.datastore_errors.BadValueError,
    empty_ok=False,
    zero_ok=False,
    negative_ok=False
)

An integer is valid if it's not negative or empty and is an integer (either int or long). The exception type raised can be specified with the exception argument; it defaults to BadValueError.

value The value to validate.
name The name of this value; used in the exception message.
exception The type of exception to raise.
empty_ok Allow None value.
zero_ok Allow zero value.
negative_ok Allow negative value.