code: def login(self):
          
          username = click.prompt('Please enter your email or phone number')
          password = click.prompt('Please enter your password', hide_input=True)
  
          pattern = re.compile(r'^0\d{2,3}\d{7,8}$|^1[34578]\d{9}$')
          if pattern.match(username):  # use phone number to login
              url = 'https://music.163.com/weapi/login/cellphone'
              params = {
                  'phone': username,
                  'password': hashlib.md5(password.encode('utf-8')).hexdigest(),
                  'rememberLogin': 'true'}
          else:  # use email to login
              url = 'https://music.163.com/weapi/login?csrf_token='
              params = {
                  'username': username,
                  'password': hashlib.md5(password.encode('utf-8')).hexdigest(),
                  'rememberLogin': 'true'}
  
          try:
              result = self.post_request(url, params)
          except PostRequestIllegal:
              click.echo('Password Error!')
              sys.exit(1)
          self.session.cookies.save()
          uid = result['account']['id']
          with open(person_info_path, 'w') as person_info:
              person_info.write(str(uid))
docs: Login entrance.