A simple article creator for gatsby

NewArticle.py

import os
import re
from datetime import datetime
import errno

def titleToUrl(title):
    lowerTitle = title.lower()
    URL = lowerTitle.replace(" ", "-")
    return "/blog/" +  URL + "/"

def configEdit(URL, config):
    with open(config, "r+") as f:
        lines = f.readlines()
    with open(config, "w") as file:
        for line in lines:
            if line[0] == "]":
                line = '  "' + URL + '",\n' + line
            file.write(line)

def createDateTime(tz):
    return datetime.now().strftime("%Y-%m-%d %H:%M:%S " + tz)

def makePath(path):
    if not os.path.exists(os.path.dirname(path)):
        try:
            os.makedirs(os.path.dirname(path))
        except OSError as exc: # Guard against race condition
            if exc.errno != errno.EEXIST:
                raise

def writeHeader(file, title, date, description, categories, image):
    file.write("---\n")
    file.write('title: "' + title + '"\n')
    file.write('date: ' + date + '\n')
    file.write('categories: ' + categories + '\n')
    file.write('description: "' + description + '"\n')
    file.write('photo: "' + image + '"\n')
    file.write("---\n\n")
    file.write("# " + title)

def createFile(title, description, categories, image, timezone):
    URL = titleToUrl(title)
    configEdit(URL, "config.toml")
    path = "./pages" + URL + "index.md"
    makePath(path)
    with open(path, "w") as file:
        writeHeader(file, title, createDateTime(timezone), description, categories, image)

def requestInput():
    title = raw_input("Article Title:")
    description = raw_input("Description:")
    categories = raw_input("Tags for this Article:")
    while not re.match('(\w+, ?)+', categories):
        categories = raw_input("Tags for this Article:")
    image = raw_input("Image URL:")
    while not (re.match('\w+\.(jpg|gif|png)', image) or "camo.githubusercontent.com" in image):
        image = raw_input("Image URL:")
    timezone = raw_input("Timezone (GMT Offset):")
    while not re.match('(-[0-9][0-9][0-9][0-9])', timezone):
        timezone = raw_input("Timezone (GMT Offset):")
    return title, description, categories, image, timezone

title, description, categories, image, timezone = requestInput()
createFile(title, description, categories, image, timezone)