code: public Stream<Discussion> getEpicDiscussionsStream(Object projectIdOrPath, Integer epicId) throws GitLabApiException {
          Pager<Discussion> pager = getEpicDiscussionsPager(projectIdOrPath, epicId, getDefaultPerPage());
          return (pager.stream());
      }
docs: Get a Stream of Discussion instances for the specified epic.
  
  <pre><code>GitLab Endpoint: GET /projects/:id/epics/:epic_id/discussions</code></pre>
  
  @param projectIdOrPath projectIdOrPath the project in the form of an Integer(ID), String(path), or Project instance
  @param epicId the internal ID of the epic
  @return a Stream instance containing the Discussion instances for the specified epic
  @throws GitLabApiException if any exception occurs during execution