python find file in folder code example

Example 1: how to search for a specific file extension with python

import glob, os
os.chdir("/mydir")
for file in glob.glob("*.txt"):
    print(file)

Example 2: get files in directory python

import os
files_and_directories = os.listdir("path/to/directory")

Example 3: python get files in directory

from os import listdir
from os.path import isfile, join
onlyfiles = [f for f in listdir(mypath) if isfile(join(mypath, f))]

Example 4: python get files in directory

from pathlib import Path
for txt_path in Path("/path/folder/directory").glob("*.txt"):
  print(txt_path)

Example 5: python find file in directory

# option A (i think this is faster, not in micropython)

import os

if os.path.isfile("test.dat"):
	print("yes") #file found
else:
	print("no") #file not found

# also this is posible
# from os.path import isfile
# if isfile("test.dat"):


# option B (posible in micropython)

import os

if "test.dat" in os.listdir():
	print("yes") # file found
else:
	print("no") # file not found

# os.lisdir() return a array whit all the files found in the directory