def apply(self, n, base, evaluation, nr_elements=None):
'IntegerDigits[n_, base_]'
if not(isinstance(n, Integer)):
return evaluation.message('IntegerDigits', 'int',
Expression('IntegerDigits', n, base))
if not(isinstance(base, Integer) and base.get_int_value() > 1):
return evaluation.message('IntegerDigits', 'ibase', base)
if nr_elements == 0:
# trivial case: we don't want any digits
return Expression('List')
digits = convert_int_to_digit_list(
n.get_int_value(), base.get_int_value())
if nr_elements is not None:
if len(digits) >= nr_elements:
# Truncate, preserving the digits on the right
digits = digits[-nr_elements:]
else:
# Pad with zeroes
digits = [0] * (nr_elements - len(digits)) + digits
return Expression('List', *digits)
def apply(self, n, base, evaluation, nr_elements=None):
"IntegerDigits[n_, base_]"
if not (isinstance(n, Integer)):
return evaluation.message("IntegerDigits", "int",
Expression("IntegerDigits", n, base))
if not (isinstance(base, Integer) and base.get_int_value() > 1):
return evaluation.message("IntegerDigits", "ibase", base)
if nr_elements == 0:
# trivial case: we don't want any digits
return Expression("List")
digits = convert_int_to_digit_list(n.get_int_value(),
base.get_int_value())
if nr_elements is not None:
if len(digits) >= nr_elements:
# Truncate, preserving the digits on the right
digits = digits[-nr_elements:]
else:
# Pad with zeroes
digits = [0] * (nr_elements - len(digits)) + digits
return Expression("List", *digits)
