error with installing a package(matplotlib)

[dieter]

thodoris doultsinos <thodorisdoultsinos at gmail.com> writes:
> I have been encountering problems with installing packages on python. I am
> using windows 10, pycharm and pip install order in command prompt to
> install packages.At first I had an error with installing numpy (something
> with visual c++ so i downloaded them and it worked).Now i want to download
> matplotlib and i have this error:
> ...
> /Tcsrc/checkdep_freetype2.c
> /Fobuild\temp.win32-3.8\Release\src/checkdep_freetype2.obj
>     checkdep_freetype2.c
>     src/checkdep_freetype2.c(1): fatal error C1083: Cannot open include
> file: 'ft2build.h': No such file or directory

The error message likely indicates a missing external (= non-Python)
dependency.
Check the "matplotlib" installation instructions for its
(non-Python) dependencies and ensure that your system can
satify all of them.