I've recently tried running the lambdify function, based on SymPy, on Google Colab, but am not having any success. The same code works on Spyder and Jupyter Notebook, but still no luck.
Link to code: https://colab.research.google.com/drive/1sBJm3pKfOKrl6oIqYV27RIr7fNWRzktI?usp=sharing
Any suggestions?