(self, other)
Return self raised to a non-negative integer power.

        Examples
        ========

        >>> from sympy.core.exprtools import Factors
        >>> from sympy.abc import x, y
        >>> a = Factors((x*y**2).as_powers_dict())
        >>> a**2
        Factors({x: 2, y: 4})
Return self raised to a non-negative integer power.
Return self raised to a non - negative integer power .
def pow(self, other):  # Factors
        """Return self raised to a non-negative integer power.

        Examples
        ========

        >>> from sympy.core.exprtools import Factors
        >>> from sympy.abc import x, y
        >>> a = Factors((x*y**2).as_powers_dict())
        >>> a**2
        Factors({x: 2, y: 4})

        """
        if isinstance(other, Factors):
            other = other.as_expr()
            if other.is_Integer:
                other = int(other)
        if isinstance(other, SYMPY_INTS) and other >= 0:
            factors = {}

            if other:
                for factor, exp in self.factors.items():
                    factors[factor] = exp*other

            return Factors(factors)
        else:
            raise ValueError("expected non-negative integer, got %s" % other)
def pow ( self , other ) : # Factors if isinstance ( other , Factors ) : other = other . as_expr ( ) if other . is_Integer : other = int ( other ) if isinstance ( other , SYMPY_INTS ) and other >= 0 : factors = { } if other : for factor , exp in self . factors . items ( ) : factors [ factor ] = exp * other return Factors ( factors ) else : raise ValueError ( "expected non-negative integer, got %s" % other )