"""Module implements a Fraction class."""


class Fraction:
    """
    Implements a Fraction class.

    The Fraction class represents fractions and supports the
    creation of Fractions and typical operations,
    like addition and subtraction, on Fractions
    """

    def __init__(self, num, denom):
        """
        Initialize an instance of the Fraction class.

        Args:
            num: The numerator of this fraction
            denom: The denominator of this fraction

        """
        self.numerator = num
        self.denominator = denom

    def __add__(self, other):
        """
        Add two fractions.

        Args:
            other: a reference to the second of the two fractions being added

        Returns: a fraction representing the sum of the two fractions being added

        """
        new_denom = self.denominator * other.denominator
        new_numerator = (
            self.numerator * other.denominator + other.numerator * self.denominator
        )
        return Fraction(new_numerator, new_denom)

    def __str__(self):
        """
        Generate the string representation of a fraction.

        Returns: a string representation of a fraction

        """
        return str(self.numerator) + "/" + str(self.denominator)