scatter_squares.py

import matplotlib.pyplot as plt

x_values = list(range(1, 1001))
y_values = [x ** 2 for x in x_values]
# plt.scatter(x_values, y_values, c='red', edgecolors='none', s=2)
# plt.scatter(x_values, y_values, c=(0, 0, 0.8), edgecolors='none', s=2)
plt.scatter(x_values, y_values, c=y_values, cmap=plt.cm.Blues, edgecolors='none', s=2)
# 设置图表标题并给坐标轴加上标签
plt.title("Square Numbers", fontsize=24)
plt.xlabel("Value", fontsize=14)
plt.ylabel("Square of Value", fontsize=14)

# 设置刻度标记的大小
plt.tick_params(axis='both', which='major', labelsize=14)
# 设置每个坐标轴的取值范围
plt.axis([0, 1100, 0, 1100000])
# plt.show()
plt.savefig("square_plot.png", bbox_inches='tight')