old_contents: """Common configuration."""
  import configparser
  from urllib.parse import urljoin
  
  
  class Config:
      """Class representing common configuration."""
  
      CONFIG_FILE_NAME = 'config.ini'
  
      def __init__(self):
          """Read and parse the configuration file."""
          self.config = configparser.ConfigParser()
          self.config.read(Config.CONFIG_FILE_NAME)
  
      def get_sprint(self):
          """Return name of current sprint."""
          return self.config.get('sprint', 'number')
  
      def get_project_url(self):
          """Return URL to a project page on GitHub."""
          try:
              url_prefix = self.config.get('issue_tracker', 'url')
              project_group = self.config.get('issue_tracker', 'group') + "/"
              project_name = self.config.get('issue_tracker', 'project_name')
              return urljoin(urljoin(url_prefix, project_group), project_name) + "/"
          except (configparser.NoSectionError, configparser.NoOptionError):
              return None
  
      def get_list_of_issues_url(self, team):
          """Return URL to list of issues for selected team."""
          try:
              sprint = "Sprint+" + self.config.get('sprint', 'number')
              team_label = self.config.get(team, 'label')
              project_url = self.get_project_url()
              url = '{project_url}/issues?q=is:open+is:issue+milestone:"{sprint}"+label:{label}'.\
                  format(project_url=project_url, sprint=sprint, label=team_label)
              return url
          except (configparser.NoSectionError, configparser.NoOptionError):
              return None
  
  
  if __name__ == "__main__":
      # execute simple checks, but only if run this module as a script
      config = Config()
      print(config.get_project_url())
      print(config.get_list_of_issues_url('core'))
      print(config.get_list_of_issues_url('integration'))
  
new_contents: """Common configuration."""
  import configparser
  from urllib.parse import urljoin
  
  
  class Config:
      """Class representing common configuration."""
  
      CONFIG_FILE_NAME = 'config.ini'
  
      def __init__(self):
          """Read and parse the configuration file."""
          self.config = configparser.ConfigParser()
          self.config.read(Config.CONFIG_FILE_NAME)
  
      def get_sprint(self):
          """Return name of current sprint."""
          return self.config.get('sprint', 'number')
  
      def get_project_url(self):
          """Return URL to a project page on GitHub."""
          try:
              url_prefix = self.config.get('issue_tracker', 'url')
              project_group = self.config.get('issue_tracker', 'group') + "/"
              project_name = self.config.get('issue_tracker', 'project_name')
              return urljoin(urljoin(url_prefix, project_group), project_name)
          except (configparser.NoSectionError, configparser.NoOptionError):
              return None
  
      def get_list_of_issues_url(self, team):
          """Return URL to list of issues for selected team."""
          try:
              sprint = "Sprint+" + self.config.get('sprint', 'number')
              team_label = self.config.get(team, 'label')
              project_url = self.get_project_url()
              url = '{project_url}/issues?q=is:open+is:issue+milestone:"{sprint}"+label:{label}'.\
                  format(project_url=project_url, sprint=sprint, label=team_label)
              return url
          except (configparser.NoSectionError, configparser.NoOptionError):
              return None
  
  
  if __name__ == "__main__":
      # execute simple checks, but only if run this module as a script
      config = Config()
      print(config.get_project_url())
      print(config.get_list_of_issues_url('core'))
      print(config.get_list_of_issues_url('integration'))
  
subject: Fix links to issues on GH (minor)