def __new__(cls, ratio):
"""Calls to create a new instance of Ratio.
Args:
ratio: String
Returns:
An instance.
"""
if '/' not in ratio: # An argument is ['2'].
return Integer(ratio[0])
else: # An argument is ['10/5'].
numerator, denominator = (int(i) for i in ratio.split('/'))
if numerator % denominator == 0:
return Integer(numerator // denominator)
else:
return BuiltInClass.get_instance(cls, 'RATIO', ratio)
def __new__(cls, *args, **kwargs):
"""Instantiates Keyword. If an instance of Keyword is already existed
in object_table, returns the instance. Otherwise, a new instance is made.
"""
return BuiltInClass.get_instance(cls, 'KEYWORD', *args)
def __new__(cls, *args, **kwargs):
"""Instantiates Number. If an instance of Number is already existed
in object_table, returns the instance. Otherwise, a new instance is made.
"""
return BuiltInClass.get_instance(cls, 'NUMBER', True)
def __new__(cls, *args, **kwargs):
"""Instantiates DoubleFloat. If an instance of DoubleFloat is already existed
in object_table, returns the instance. Otherwise, a new instance is made.
"""
return BuiltInClass.get_instance(cls, 'LONG-FLOAT', *args)
def __new__(cls, *args, **kwargs):
"""Instantiates Bignum. If an instance of Bignum is already existed
in object_table, returns the instance. Otherwise, a new instance is made.
"""
return BuiltInClass.get_instance(cls, 'BIGNUM', *args)
def __new__(cls, *args, **kwargs):
"""Instantiates Rational. If an instance of Rational is already existed
in object_table, returns the instance. Otherwise, a new instance is made.
"""
return BuiltInClass.get_instance(cls, 'RATIONAL', True)
def __new__(cls, *args, **kwargs):
"""Instantiate Vector.
"""
return BuiltInClass.get_instance(cls, 'VECTOR', *args)
def __new__(cls, *args, **kwargs):
"""Instantiate Array.
"""
return BuiltInClass.get_instance(cls, 'ARRAY', *args)
def __new__(cls, *args, **kwargs):
"""Instantiate String.
"""
return BuiltInClass.get_instance(cls, 'String', *args)
def __new__(cls, *args, **kwargs):
"""Instantiates Sequence. If an instance of Sequence is already existed
in object_table, returns the instance. Otherwise, a new instance is made.
"""
return BuiltInClass.get_instance(cls, 'SEQUENCE', True)