python export chrome bookmark to markdown file instance code

python exports chrome bookmarks to markdown file, which is mainly used to parse chrome's bookmarks file, then concatenate markdown format strings, and finally output to the file. The following code directly on, or in ES7en-ES8en-ES9en-ES10en directly see the source code.

from json import loads
import argparse
from platform import system
from re import match
from os import environ
from os.path import expanduser
#  filter name
filter_name_list = {'My work', ' Bookmarks bar ', 'websites'}
html_escape_table = {
  "&": "&",
  '"': """,
  "'": "'",
  ">": ">",
  "<": "<",
}
output_file_template = """
<h3> Bookmark directory </h3>
{catelog}
{bookmark_bar}
{other}
"""
#  Comment this out if you need to debug locally 1 Period of  START
parser = argparse.ArgumentParser(formatter_class=argparse.RawDescriptionHelpFormatter,
                 description="python export chrome Bookmarks to markdown file .")
parser.add_argument("input_file", type=argparse.FileType('r', encoding='utf-8'), nargs="?",
          help=" Read the location of the bookmark , You can specify a file location ( Relative paths, absolute paths ), Not required , The default is Chrome The default bookmark location ")
parser.add_argument("output_file", type=argparse.FileType('w', encoding='utf-8'),
          help=" Read the location of the bookmark , You can specify a file location ( Relative paths, absolute paths ), mandatory ")
args = parser.parse_args()
if args.input_file:
  input_file = args.input_file
else:
  if system() == "Darwin":
    input_filename = expanduser("~/Library/Application Support/Google/Chrome/Default/Bookmarks")
  elif system() == "Linux":
    input_filename = expanduser("~/.config/google-chrome/Default/Bookmarks")
  elif system() == "Windows":
    input_filename = environ["LOCALAPPDATA"] + r"\Google\Chrome\User Data\Default\Bookmarks"
  else:
    print('Your system ("{}") is not recognized. Please specify the input file manually.'.format(system()))
    exit(1)
  try:
    input_file = open(input_filename, 'r', encoding='utf-8')
  except IOError as e:
    if e.errno == 2:
      print("The bookmarks file could not be found in its default location ({}). ".format(e.filename) +
         "Please specify the input file manually.")
      exit(1)
output_file = args.output_file
#  Comment this out if you need to debug locally 1 Period of  END
#  Local debugging can specify filename tests  START
# input_filename = 'C:/Users/Administrator/AppData/Local/Google/Chrome/User Data/Default/Bookmarks'
# input_file = open(input_filename, 'r', encoding='utf-8')
# output_file_name = 'test2.md'
# output_file = open(output_file_name, 'w', encoding='utf-8')
#  Local debugging can specify filename tests  END
#  directory 
catelog = list()
def html_escape(text):
  return ''.join(html_escape_table.get(c, c) for c in text)
def html_for_node(node):
  #  judge url and children Determines whether it is included in the folder 
  if 'url' in node:
    return html_for_url_node(node)
  elif 'children' in node:
    return html_for_parent_node(node)
  else:
    return ''
def html_for_url_node(node):
  if not match("javascript:", node['url']):
    return '- [{}]({})\n'.format(node['name'], node['url'])
  else:
    return ''
def html_for_parent_node(node):
  return '{0}\n\n{1}\n'.format(filter_catelog_name(node),
                 ''.join([filter_name(n) for n in node['children']]))
#  Filter folder 
def filter_name(n):
  if n['name'] in filter_name_list:
    return ''
  else:
    return html_for_node(n)
#  Filter directory name 
def filter_catelog_name(n):
  if n['name'] in filter_name_list:
    return ''
  else:
    catelog.append('- [{0}](#{0})\n'.format(n['name']))
    return '<h4 id={0}>{0}</h4>'.format(n['name'])
contents = loads(input_file.read())
input_file.close()
bookmark_bar = html_for_node(contents['roots']['bookmark_bar'])
other = html_for_node(contents['roots']['other'])
catelog_str = ''.join(a for a in catelog)
output_file.write(output_file_template.format(catelog=catelog_str, bookmark_bar=bookmark_bar, other=other))

Export examples: https: / / github com/kent666a/kent - resources blob/master/bookmarks md

conclusion