小编Gir*_*han的帖子

import plotly.graph_objects as go
import numpy as np
import numpy

# Download data set from plotly repo
pts = np.loadtxt(np.DataSource().open('https://raw.githubusercontent.com/plotly/datasets/master/mesh_dataset.txt'))
x, y, z = pts.T

US = [(1970, 4688.5), (1971, 4559.4), (1972, 4807.0), (1973, 4994.6), (1974, 4827.4), (1975, 4612.5), (1976, 4907.3),
      (1977, 5071.4), (1978, 5066.2), (1979, 5105.1), (1980, 4877.4), (1981, 4808.0), (1982, 4562.2), (1983, 4541.5),
      (1984, 4751.8), (1985, 4777.2), (1986, 4736.6), (1987, 4893.1), (1988, 5114.1), (1989, 5171.4), (1990, 5063.9),
      (1991, 5022.3), (1992, 5103.5), (1993, 5222.5), (1994, 5305.7), (1995, 5357.6), (1996, …