ModuleNotFoundError No module named matplotlib
ModuleNotFoundError: No module named matplotlib
I got the error ‘ModuleNotFoundError: No module named matplotlib’ while trying to import the module in python3. Follow the below steps to fix the error.
1. Log into your Linux server via SSH
2. matplotlib can be installed using pip
3. Run the command ‘pip3 install matplotlib’
4. import matplotlib to confirm it is installed correctly

Fix No module name matplotlib error
STEPS:
First check the version of Python installed on your server.
Python 3.6.8
The below command checks whether python-pip is installed or not :
python3-pip-9.0.3-20.el8.noarch
OR
pip 21.3.1
Run the command ‘yum install python-pip’ OR ‘yum install python3-pip’ to install python-pip package on your CentOS server.
pip is the package installer for Python. To install matplotlib using pip:
Import matplotlib to make sure it is installed correctly.
Python 3.6.8 (default, Nov 21 2019, 19:31:34)
[GCC 8.3.1 20190507 (Red Hat 8.3.1-4)] on linux
Type “help”, “copyright”, “credits” or “license” for more information.
>>> import matplotlib
OR you can run ‘pip3 freeze | grep -i matplotlib’ to confirm
matplotlib==3.3.4
Follow the below steps if you want to install a specific version of matplotlib
#pip3 install matplotlib==3.3.3
The above command will install matplotlib version 3.3.3.