old_contents: import re
  import requests
  from pygments import highlight
  from pygments.lexers import guess_lexer, guess_lexer_for_filename
  from pygments.formatters import HtmlFormatter
  import boto3
  
  s3 = boto3.resource('s3')
  
  def validate_link(link):
    pattern = re.compile("^https:\/\/github\.com\/([a-zA-Z0-9.\-_]*)\/([a-zA-Z0-9.\-_]*)\/blob\/([a-zA-Z0-9.\-_]*)([a-zA-Z0-9.\/\-_]*)\/([a-zA-Z0-9.\-_]*)#L(\d*)-L(\d*)$")
    match = pattern.match(link)
    if match:
      return (match.group(1), match.group(2), match.group(3), match.group(5), int(match.group(6)), int(match.group(7)))
    else:
      raise Exception("Link provided was not a valid github link.")
  
  def handler(event, context):
    github_link = event['github_link']
  
    owner, repo, branch, filename, start_line, end_line = validate_link(github_link)
    request = requests.get("https://api.github.com/repos/%s/%s/contents/%s?ref=%s" % (owner, repo, filename, branch)).json()
    file = request['content'].decode(request['encoding'])
    chunk = '\n'.join(file.splitlines()[start_line-1:end_line])
  
    lexer = guess_lexer_for_filename(filename, chunk)
    formatter = HtmlFormatter(linenos=True)
    html = highlight(chunk, lexer, formatter)
  
    s3.Object('gitshame', "chunks/%s.html" % request['sha']).put(Body=html)
  
new_contents: import re
  import requests
  from pygments import highlight
  from pygments.lexers import guess_lexer, guess_lexer_for_filename
  from pygments.formatters import HtmlFormatter
  import boto3
  
  s3 = boto3.resource('s3')
  
  def validate_link(link):
    pattern = re.compile("^https:\/\/github\.com\/([a-zA-Z0-9.\-_]*)\/([a-zA-Z0-9.\-_]*)\/blob\/([a-zA-Z0-9.\-_]*)([a-zA-Z0-9.\/\-_]*)\/([a-zA-Z0-9.\-_]*)#L(\d*)-L(\d*)$")
    match = pattern.match(link)
    if match:
      return (match.group(1), match.group(2), match.group(3), match.group(4), match.group(5), int(match.group(6)), int(match.group(7)))
    else:
      raise Exception("Link provided was not a valid github link.")
  
  def handler(event, context):
    github_link = event['github_link']
  
    owner, repo, branch, path, filename, start_line, end_line = validate_link(github_link)
    request = requests.get("https://api.github.com/repos/%s/%s/contents%s/%s?ref=%s" % (owner, repo, path, filename, branch)).json()
    print "https://api.github.com/repos/%s/%s/contents/%s?ref=%s" % (owner, repo, filename, branch)
    file = request['content'].decode(request['encoding'])
    chunk = '\n'.join(file.splitlines()[start_line-1:end_line])
  
    lexer = guess_lexer_for_filename(filename, chunk)
    formatter = HtmlFormatter(linenos=True)
    html = highlight(chunk, lexer, formatter)
  
    s3.Object('gitshame', "chunks/%s.html" % request['sha']).put(Body=html)
  
subject: fix path regex