edraft
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61 lines
2.0 KiB
Python
61 lines
2.0 KiB
Python
from cpl.core.console import Console
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from cpl.core.utils.benchmark import Benchmark
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from cpl.query.enumerable import Enumerable
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from cpl.query.immutable_list import ImmutableList
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from cpl.query.list import List
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from cpl.query.set import Set
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def _default():
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Console.write_line(Enumerable.empty().to_list())
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Console.write_line(Enumerable.range(0, 100).length)
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Console.write_line(Enumerable.range(0, 100).to_list())
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Console.write_line(Enumerable.range(0, 100).where(lambda x: x % 2 == 0).length)
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Console.write_line(
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Enumerable.range(0, 100).where(lambda x: x % 2 == 0).to_list().select(lambda x: str(x)).to_list()
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)
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Console.write_line(List)
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s =Enumerable.range(0, 10).to_set()
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Console.write_line(s)
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s.add(1)
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Console.write_line(s)
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data = Enumerable(
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[
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{"name": "Alice", "age": 30},
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{"name": "Dave", "age": 35},
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{"name": "Charlie", "age": 25},
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{"name": "Bob", "age": 25},
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]
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)
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Console.write_line(data.order_by(lambda x: x["age"]).to_list())
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Console.write_line(data.order_by(lambda x: x["age"]).then_by(lambda x: x["name"]).to_list())
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Console.write_line(data.order_by(lambda x: x["name"]).then_by(lambda x: x["age"]).to_list())
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def t_benchmark(data: list):
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Benchmark.all("Enumerable", lambda: Enumerable(data).where(lambda x: x % 2 == 0).select(lambda x: x * 2).to_list())
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Benchmark.all("Set", lambda: Set(data).where(lambda x: x % 2 == 0).select(lambda x: x * 2).to_list())
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Benchmark.all("List", lambda: List(data).where(lambda x: x % 2 == 0).select(lambda x: x * 2).to_list())
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Benchmark.all(
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"ImmutableList", lambda: ImmutableList(data).where(lambda x: x % 2 == 0).select(lambda x: x * 2).to_list()
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)
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Benchmark.all("List comprehension", lambda: [x * 2 for x in data if x % 2 == 0])
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def main():
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N = 10_000_000
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data = list(range(N))
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#t_benchmark(data)
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Console.write_line()
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_default()
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if __name__ == "__main__":
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main()
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