Answers for "how to open a traverse through a directory in python"

traverse files in directory python

# python 3
import os

for dirpath, dirnames, filenames in os.walk(dir_path):
    print(dirpath)
    print(dirnames)
    print(filenames)
    
# python 2
import os.path

def print_it(x, dir_name, files):
    print(dir_name)
    print(files)

os.path.walk(your_dir, print_it, 0)

python loop opening file from directory

basepath = "pathtodir/DataFiles/"
for filename in os.listdir(basepath):
    if filename.endswith(".log"): 
        print(os.path.join("./DataFiles", filename))

        with open(basepath + filename) as openfile:    
            for line in openfile:
            ........