64 lines
1.5 KiB
Python
64 lines
1.5 KiB
Python
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from itertools import combinations
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from common import replaceContent
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class Set:
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def __init__(self, elements):
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self.elements = set(elements)
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def __str__(self):
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if len(self) == 0: return "\\emptyset"
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return f"\\{{ {', '.join(sorted(self.elements))} \\}}"
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def __iter__(self):
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return list(sorted(self.elements))
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def __len__(self):
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return len(self.elements)
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def __gt__(self, value):
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if len(self) != len(value):
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return len(self) > len(value)
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return self.elements > value.elements
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def __ge__(self, value):
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return self > value
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def __lt__(self, value):
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return not self > value
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def __le__(self, value):
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return self < value
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@classmethod
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def fromString(cls, string):
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return cls(string.split(' '))
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def cardinality(self):
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return len(self)
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def powerset(self):
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powerset = []
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for i in range(len(self) + 1):
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for subset in combinations(self.elements, i):
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powerset.append(Set(list(subset)))
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return Set(powerset)
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def to_vertical_latex(self):
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column = []
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for e in sorted(self.elements):
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column.append(str(e) + ' \\\\')
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return '\\{\n' + '\n'.join(column) + '\n\\}'
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def processFileContent(raw):
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s = Set.fromString(raw)
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content = s.powerset().to_vertical_latex()
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return replaceContent(content, 'Powerset')
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#TODO: make process input func
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if __name__ == "__main__":
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print(Set(['a', 'b', 'c']).powerset().to_vertical_latex())
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# print(a for a in Set(['A', 'B', 'C']).powerset())
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