A directory watcher in python that is single module and python2 (just so anyone can use it regardless of what system)

FileWatcher.py

#!/bin/python

# Fill these in
CONNECTION_STRING = ""
CONTAINER_NAME = ""

# Install required modules
# yah this is super ugly but I don't want people to have to run multiple steps

import subprocess;
import urllib2

devnull = open(os.devnull, 'w')

try:
    # 'hush'
    subprocess.call(["pip", "install", "azure-storage-blob", "watchdog"], stdout=devnull)
except OSError as e:
    answer = raw_input("Hey!  Just letting you know that I couldn't find pip.  Do you want me to install it?  Y/N: ")
    if answer.lower() == "y":
        response = urllib2.urlopen('https://bootstrap.pypa.io/get-pip.py')
        pipProgram = response.read()
        exec(pipProgram)
        subprocess.call(["pip", "install", "azure-storage-blob", "watchdog"], stdout=devnull)

import sys
import time
import logging
from watchdog.observers import Observer
from watchdog.events import LoggingEventHandler, FileSystemEventHandler
import Tkinter
import tkFileDialog
from azure.storage.blob import BlobServiceClient, BlobClient, ContainerClient
import os

class Handler(FileSystemEventHandler):
    @staticmethod
    def on_any_event(event):
        global CONNECTION_STRING
        global CONTAINER_NAME
        if event.is_directory:
            return None
        elif event.event_type == 'modified' or event.event_type == 'created':
            print "I received modified event will push changes - " + str(event.src_path)
            file_name = os.path.basename(event.src_path)
            if (not file_name.startswith("template_")):
                print "Your filename has to begin with 'template_' to be considered so the following file won't be copied " + file_name
            blob_service_client = BlobServiceClient.from_connection_string(CONNECTION_STRING)
            blob_client = blob_service_client.get_blob_client(container=CONTAINER_NAME, blob=file_name)
            with open(event.src_path, "rb") as data:
                blob_client.upload_blob(data, overwrite=True)

def start():
    logging.basicConfig(level=logging.INFO,
                        format='%(asctime)s - %(message)s',
                        datefmt='%Y-%m-%d %H:%M:%S')
    root = Tkinter.Tk()
    root.withdraw()
    file_path = tkFileDialog.askdirectory()
    print "Watching changes in " + file_path
    log = LoggingEventHandler()
    observer = Observer()
    # You could try to make this recursive but I wouldn't recommend it!
    observer.schedule(log, file_path, recursive=False)
    event_handler = Handler()
    observer.schedule(event_handler, file_path, recursive=False)
    observer.start()
    try:
        while True:
            time.sleep(1)
    except KeyboardInterrupt:
        observer.stop()
    observer.join()

if __name__ == "__main__":
    start()