#Python 3
#For the directory of the script being run:
import pathlib
pathlib.Path(__file__).parent.resolve()
#For the current working directory:
import pathlib
pathlib.Path().resolve()
#Python 2 and 3
#For the directory of the script being run:
import os
os.path.dirname(os.path.abspath(__file__))
#If you mean the current working directory:
import os
os.path.abspath(os.getcwd())