From pylab import linspace(xa, xb, 100) print(C) iterations Apr 1, 2024 · from matplotlib import pylab # Rest of the code In this example, the ‘pylab’ module is imported from the ‘matplotlib’ library. use('Qt5Agg') plt. `plt. NameError: name 'figure' is not defined. Oct 20, 2012 · Matplotlib is the name of the python plotting library. pyplot as plt import numpy as np 使用示例 Matplotlib在图表（例如windows, Jupyter widgets等）上绘制数据，每个图表可以包含一个或多个坐标轴（Axes），坐标轴是指定点的区域，可以是x-y坐标（在极坐标图中是theta-r，在3D图中是x-y-z等）。 Feb 7, 2010 · 1. The common way is to import its pyplot module like in below image: installing/importing Matplotlib. 所以. Warning. 5. ybvayhfgjmlnlriymyojglhsmmcsocqshnxybenavlkzenkcgfoksqtupjysnitlkbqdugg