sympde is a Symbolic calculus library for partial differential equations and variational forms. It can be used to have similar capabilities as the fenics project, by extending and writing your own printing functions.
An example of use can be found in psydac or gelato.
Simply run, for a local installation:
pip3 install --user sympde
or:
pip3 install sympde
for a global installation.
Standard mode:
python3 -m pip install .
Development mode:
python3 -m pip install --user -e .