from enum import Enum


class UnitLength(str, Enum):
	""" The valid types of length units. """ # noqa: E501
	"""# Centimeters <https://en.wikipedia.org/wiki/Centimeter> """ # noqa: E501
	CM = 'cm'
	"""# Feet <https://en.wikipedia.org/wiki/Foot_(unit)> """ # noqa: E501
	FT = 'ft'
	"""# Inches <https://en.wikipedia.org/wiki/Inch> """ # noqa: E501
	IN = 'in'
	"""# Meters <https://en.wikipedia.org/wiki/Meter> """ # noqa: E501
	M = 'm'
	"""# Millimeters <https://en.wikipedia.org/wiki/Millimeter> """ # noqa: E501
	MM = 'mm'
	"""# Yards <https://en.wikipedia.org/wiki/Yard> """ # noqa: E501
	YD = 'yd'

	def __str__(self) -> str:
		return str(self.value)