当你在Python编程中遇到“name 'plt' is not defined”这个错误时,通常意味着在你的代码中使用了plt这个别名,但是没有正确地导入与之关联的模块。针对这个问题,你可以按照以下步骤进行检查和修正: 检查是否已导入matplotlib.pyplot模块: 在你的Python脚本或Jupyter Notebook中,确保你已经导入了matplotlib.pyplot模块,并...
The Python NameError: name 'plt' is not defined occurs when we use the `pyplot` module without importing it first.
在Python文件开头加上 import matplotlib.pyplot as plt
$ docker run -it continuumio/anaconda3:latest python -c '\ > import matplotlib; \ > import matplotlib.pyplot as plt; \ > ' Traceback (most recent call last): File "<string>", line 3, in <module> File "/opt/conda/lib/python3.6/site-packages/matplotlib/pyplot.py", line 113, in ...
NameError: name 'plt' is not defined We get aNameErrorstating that the namepltis not defined. This is because we are trying to usepltwhich is not imported. Useimport matplotlib.pyplot as pltto import the pyplot module with the nameplt. ...
2 plt.xlabel('Time (s)') 3 plt.ylabel('Cumulative distance (cm)') 4 plt.tight_layout() 5 plt.savefig('imgs/ex1_fig2a.eps', format='eps', dpi=300) NameError: name 'plt' is not defined I believe this is a matplotlib issue (see, e.g.,konstantint/matplotlib-venn#33). How ca...
评论(0)发表评论 暂无数据
You need to importplt, like so from matplotlib import pyplot as plt Here you can find a working example: https://github.com/marceloprates/prettymaps/blob/main/notebooks/examples.ipynb I'm still having the same issue. Here's the intro to the script: ...