132 lines
3.4 KiB
Python
132 lines
3.4 KiB
Python
# question 1: Read this: https://docs.python.org/3/reference/datamodel.html?highlight=__int__#object.__int__
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# question 2:
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class BoundedInt():
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def __init__(self, i, min, max):
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"""
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Create a bounded integer.
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Args:
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i (int): The initial value of the integer.
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min (int): The minimum value of the integer.
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max (int): The maximum value of the integer.
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"""
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self.i = i
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self.min = min
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self.max = max
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def __int__(self):
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return self.i
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# question 3:Read this, and the paragraph below it: https://docs.python.org/3/reference/datamodel.html?highlight=__int__#object.__add__
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# question 4: Without checking the debugger's local window, I would guess that x and y are integer values. Actually,
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# they can be objects of any type.
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# question 6:
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class BoundedInt:
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def __init__(self, i, min=None, max=None):
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self.i = i
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self.min = min
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self.max = max
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def __int__(self):
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return self.i
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def __add__(self, other):
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result = self.i + other
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if result > self.max:
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raise ValueError("Value exceeds maximum bound.")
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return BoundedInt(result, self.min, self.max)
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def __radd__(self, other):
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return self.__add__(other)
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def __repr__(self):
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return str(self.i)
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# question 7:
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class BoundedInt:
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def __init__(self, i, min=None, max=None):
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self.i = i
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self.min = min
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self.max = max
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def __int__(self):
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return self.i
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def __sub__(self, other):
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result = self.i - other
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if result < self.min:
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raise ValueError("Value exceeds minimum bound.")
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return BoundedInt(result, self.min, self.max)
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def __rsub__(self, other):
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return self.__sub__(other)
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def __repr__(self):
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return str(self.i)
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# question 8:
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class BoundedInt():
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def __init__(self, i, min, max):
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self.i = i
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self.min = min
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self.max = max
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def __int__(self):
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return self.i
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def __add__(self, other):
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if isinstance(other, BoundedInt):
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result = self.i + other.i
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else:
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result = self.i + other
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if result > self.max:
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raise ValueError("Result exceeds max value")
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return BoundedInt(result, self.min, self.max)
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# question 9:
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class BoundedInt():
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def __init__(self, i, min, max):
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self.i = i
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self.min = min
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self.max = max
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def __int__(self):
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return self.i
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def __sub__(self, other):
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if isinstance(other, BoundedInt):
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result = self.i - other.i
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else:
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result = self.i - other
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if result < self.min:
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raise ValueError("Result exceeds min value")
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return BoundedInt(result, self.min, self.max)
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# question 10:
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class BoundedInt():
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def __init__(self, i, min_val, max_val):
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self.i = i
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self.min = min
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self.max = max
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def __int__(self):
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return self.i
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def __add__(self, other):
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if isinstance(other, BoundedInt):
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result = self.i + other.i
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elif isinstance(other, int):
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result = self.i + other
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elif isinstance(other, emoji):
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raise ValueError("Cannot add a BoundedInt to an emoji.")
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else:
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raise TypeError("Unsupported operand type.")
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if result > self.max:
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raise ValueError("Sum exceeds maximum value.")
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