libusb-0.1.so.4: cannot open shared object file: No such file or directory arduino linux code example

Example 1: OSError: libespeak.so.1: cannot open shared object file: No such file or directory

pyttsx3 problem:
It's because you don't have espeak installed on your system. That's why it is giving error

sudo apt-get update && sudo apt-get install espeak

Example 2: libgthread-2.0.so.0: cannot open shared object file: No such file or directory

sudo apt-get update
sudo apt-get install libglib2.0-0