ReadFolder.py

import os
import sys

def usage():
    print("Usage: readfolder.py [folder]")

def doread(dir):
    for root, dirs, files in os.walk(dir):
        for file in files:
            fpath = os.path.join(root, file)
            with open(fpath, "rb") as f:
                f.read(os.path.getsize(fpath))
                print("Read {}".format(fpath))

def main():
    if len(sys.argv) != 2:
        usage()
        sys.exit(-1)

    print("About to read all files in {}...".format(sys.argv[1]))
    doread(sys.argv[1])

if __name__ == "__main__":
    main()