code: def getProfile(self, profile=None):
      '''
      Returns the specified profile (by ID or by name). If `profile` is
      ``None`` or omitted, returns the default profile.
      '''
      if profile is None:
        # todo: what if the configuration `profile.default` does not exist?
        profile = self.config.get('DEFAULT', 'profile.default')
      if profile in self.profiles:
        return self.profiles[profile].init()
      for prof in self.profiles.values():
        if prof.name == profile:
          return prof.init()
      for prof in self.profiles.values():
        if prof.name.lower() == profile.lower():
          return prof.init()
      raise KeyError(profilef getProfile(self, profile=None):
      '''
      Returns the specified profile (by ID or by name). If `profile` is
      ``None`` or omitted, returns the default profile.
      '''
      if profile is None:
        # todo: what if the configuration `profile.default` does not exist?
        profile = self.config.get('DEFAULT', 'profile.default')
      if profile in self.profiles:
        return self.profiles[profile].init()
      for prof in self.profiles.values():
        if prof.name == profile:
          return prof.init()
      for prof in self.profiles.values():
        if prof.name.lower() == profile.lower():
          return prof.init()
      raise KeyError(profile)
docs: Returns the specified profile (by ID or by name). If `profile` is
      ``None`` or omitted, returns the default profile.