Many functions are shared between scipy and numpy and can be imported from either package. Pylab.title('About as simple as it gets, folks')īy now you should not have any problems understanding this code. S = cos(4*pi*t) #define the dependent variable Note: The easiest way to avoid errors with matplotlib and Python versions is to simply install Anaconda, which is a toolkit that comes pre-installed with Python and matplotlib and is free to use.T = arange(0.0, 1.0 + 0.01, 0.01) #generate the independent variable values Note: you may need to restart the kernel to use updated packages. Requires: cycler, numpy, kiwisolver, python-dateutil, pyparsing Location: /srv/conda/envs/notebook/lib/python3.7/site-packages Once you’ve successfully installed matplotlib, you can use the following command to display the matplotlib version in your environment: pip show matplotlibĪuthor: John D. If the two versions don’t match, you need to either install an older version of matplotlib or upgrade your Python version. You can use the following commands to check if your matplotlib and pip versions match: which python If you’re still running into errors, you may be using a different version of matplotlib and pip. Step 3: Check matplotlib and pip Versions You can then run the same pip command as earlier to install matplotlib: pip install matplotlibĪt this point, the error should be resolved. You can also use these steps to upgrade pip to the latest version to ensure that it works. If you’re still getting an error, you may need to install pip.

You can run the following pip command to install matplotlib: pip install matplotlib The easiest way to do so is by using pip, which is a package manager for Python. Since matplotlib doesn’t come installed automatically with Python, you’ll need to install it yourself. This tutorial shares the exact steps you can use to troubleshoot this error. This error occurs when Python does not detect the matplotlib library in your current environment. One common error you may encounter when using Python is: no module named ' matplotlib'

Pylab module python