Script to generate copies of files named 'fb_YYYY-MM-DD-hh-mm-ss_fbidxxxxxxxxx.jpg' . Copy them all to ./output and change modified date to the date referred to in the name. 2nd script with format "Whatsapp Image YYYY-MM-DD at hh-mm-ss"

change_file_date_to_name_date.py

import re
import os
import datetime
import time
from shutil import copyfile

regex_filename = \
    'fb_([0-9]{4})-([0-9]{2})-([0-9]{2})' + \
        'T([0-9]{2})-([0-9]{2})-([0-9]{2})_([0-9]+).jpg'

prog = re.compile(regex_filename)

files_list = os.listdir(os.curdir)

output_dir_name = os.path.join(os.curdir, 'output')

if not os.path.exists(output_dir_name):
    os.mkdir(output_dir_name)

k = 0
for file_name in files_list:
    match = prog.match(file_name)
    if match:
        k += 1
        year = int(match.group(1))
        month = int(match.group(2))
        day = int(match.group(3))
        hour24 = int(match.group(4))
        minute60 = int(match.group(5))
        second60 = int(match.group(6))
        fbid =  match.group(7)
        mtime = time.mktime(datetime.datetime(
            year, month, day, 
            hour24, minute60, second60
            ).timetuple())
        atime = time.mktime(datetime.datetime(
            year, month, day, 
            hour24, minute60, second60
            ).timetuple())
        new_file = os.path.join(
            output_dir_name, 
            file_name
            )
        current_file = os.path.abspath(file_name)
        copyfile(current_file, new_file)
        os.utime(new_file, (atime, mtime))
        print 'creating file ' + str(k) + ': ' + \
        os.path.abspath(new_file) + '; ' + str(atime)

change_file_date_to_name_date_wapp.py

import re
import os
import datetime
import time
from shutil import copyfile

regex_filename = \
    '([0-9]{4})[\.\-\,]([0-9]{2})[\.\-\,]([0-9]{2}).*' + \
     '([0-9]{2})[\.\-\,]([0-9]{2})[\.\-\,]([0-9]{2}).*' + \
     'jpe?g'

prog = re.compile(regex_filename)

files_list = os.listdir(os.curdir)
print(files_list)

output_dir_name = os.path.join(os.curdir, 'output')

if not os.path.exists(output_dir_name):
    os.mkdir(output_dir_name)

k = 0
for file_name in files_list:
    match = prog.search(file_name)
    if match:
        k += 1
        year = int(match.group(1))
        month = int(match.group(2))
        day = int(match.group(3))
        hour24 = int(match.group(4))
        minute60 = int(match.group(5))
        second60 = int(match.group(6))

        mtime = time.mktime(datetime.datetime(
            year, month, day, 
            hour24, minute60, second60
            ).timetuple())
        atime = time.mktime(datetime.datetime(
            year, month, day, 
            hour24, minute60, second60
            ).timetuple())
        new_file = os.path.join(
            output_dir_name, 
            file_name
            )
        current_file = os.path.abspath(file_name)
        copyfile(current_file, new_file)
        os.utime(new_file, (atime, mtime))
        print('creating file ' + str(k) + ': ' + \
        os.path.abspath(new_file) + '; ' + str(atime))