## you need to set your own directory to run this code

from pathlib import Path
import re

a=r'\Users\andre\Documents\experimental\path.ipynb'
a

x = re.search(r'[^\\]+(?=\.ipynb$)', 'Users\andre\Documents\experimental\Monte Carlo Integration.ipynb')
x.group()

files=[]
for fromfile in directory.iterdir():
    try:
        print(fromfile)
        x = re.search(r'[^\\]+(?=\.ipynb$)', fromfile)
        print(x.group())
        files.append(x.group())
    except:
        pass

print(files)