Python 线性建模入门
Jason Vestuto
Data Scientist
import matplotlib.pyplot as plt
plt.plot(x, y, 'r-o')
plt.show()

# 导入 pyplot 模块
import matplotlib.pyplot as plt
# 创建图形与坐标轴对象
fig, axis = plt.subplots()
# 预设初始样式选项
options = dict(marker='o', color='blue')
# 在坐标轴对象上调用 plot 方法
line = axis.plot(x, y, **options)
# 使用 set 方法修改坐标轴
_ = axis.set_ylabel('Times')
_ = axis.set_xlabel('Distances')
# 显示图形
plt.show()
(x1,y1) = (0,0)(x2,y2) = (2,3)dy = (y2 - y1) = 3 - 0dx = (x2 - x1) = 2 - 0slope = dy/dx = 3/2x=0:y1 = 0
Python 线性建模入门