Record: 4.pycharm, making a scatter plot and reporting an error

Project scenario:

在根据书籍《Python programming from entry to practice 2nd edition》，制作关于全球地震散点图时出现报错。

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Problem Description

按照步骤编写代码，但是却出现报错如下：

D:\python_train\venv\Scripts\python.exe D:/python_train/mash/data/eq_world_map.py
Traceback (most recent call last):
  File "D:/python_train/mash/data/eq_world_map.py", line 2, in <module>
    import plotly.express as px
  File "D:\python_train\venv\lib\site-packages\plotly\express\__init__.py", line 10, in <module>
    raise ImportError(
ImportError: Plotly express requires pandas to be installed.

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Cause Analysis:

The error literally means that pandas needs to be installed

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solution:

Add pandas in File->Settings->Project->Python Interpreter in pycharm

Successfully displayed a global earthquake scatterplot.