class InPlace:
def __init__(self, val):
self.val = val
def __ipow__(self, other):
self.val **= other
return self
def __imul__(self, other):
self.val *= other
return self
def __imatmul__(self, other):
self.val *= other
return self
def __itruediv__(self, other):
self.val /= other
return self
def __ifloordiv__(self, other):
self.val //= other
return self
def __imod__(self, other):
self.val %= other
return self
def __iadd__(self, other):
self.val += other
return self
def __isub__(self, other):
self.val -= other
return self
def __ilshift__(self, other):
self.val <<= other
return self
def __irshift__(self, other):
self.val >>= other
return self
def __iand__(self, other):
self.val &= other
return self
def __ixor__(self, other):
self.val ^= other
return self
def __ior__(self, other):
self.val |= other
return self
i = InPlace(2)
i **= 3
assert i.val == 8
i = InPlace(2)
i *= 2
assert i.val == 4
i = InPlace(2)
i @= 2
assert i.val == 4
i = InPlace(1)
i /= 2
assert i.val == 0.5
i = InPlace(1)
i //= 2
assert i.val == 0
i = InPlace(10)
i %= 3
assert i.val == 1
i = InPlace(1)
i += 1
assert i.val == 2
i = InPlace(2)
i -= 1
assert i.val == 1
i = InPlace(2)
i <<= 3
assert i.val == 16
i = InPlace(16)
i >>= 3
assert i.val == 2
i = InPlace(0b010101)
i &= 0b111000
assert i.val == 0b010000
i = InPlace(0b010101)
i ^= 0b111000
assert i.val == 0b101101
i = InPlace(0b010101)
i |= 0b111000
assert i.val == 0b111101