from subprocess import run as proc_run, PIPE as proc_PIPE
from os.path import splitext

grep_out = proc_run(['grep', '-rnw', '/var/www/standard_notes/standardnotes-extensions/', '-e', 'filesafe.standardnotes.org', '-o'], stdout=proc_PIPE)
grep_out = grep_out.stdout.decode('utf-8')

instances = [x.split(':') for x in grep_out.split('\n') if x != '']

for instance in instances:
    if splitext(instance[0])[1] != '.py':
        print(instance)
        input("Press Enter to continue...")

        with open(instance[0], 'r') as f:
            text = f.read()

        text = text.replace('filesafe.standardnotes.org', '[your URL here]')

        with open(instance[0], 'w') as f:
            f.write(text)