Python 性能优化实战：从基础到进阶

import numpy as npa = np.array([[1, 2], [3, 4]])b = np.array([[5, 6], [7, 8]])c = np.dot(a, b)# 高效矩阵乘法

def binary_search(arr, target):low = 0high = len(arr) - 1while low 

import cython@cython.cclassclass MyClass:def __init__(self):self.x = 0def calculate(self, n):for i in range(n):self.x += i