Issue 676521: parser module validation failure

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Tracker Problem</a></li> </ul> </li> </ul> </li> </ul> </div>  </div>  <div id="content-body"> <div id="body-main"> <div id="content"> <div id="breadcrumb"> Issue676521 </div> <div id="migration-notice"> <div id="migration-images"> <img width="32" src="@@file/python-logo-small.png" /> ➜ <a href="https://github.com/python/cpython/issues"><img width="32" src="@@file/gh-icon.png" /></a> </div> <p>This issue tracker <b>has been migrated to <a href="https://github.com/python/cpython/issues">GitHub</a></b>, and is currently <b>read-only</b>.<br /> For more information, <a title="GitHub FAQs" href="https://devguide.python.org/gh-faq/"> see the GitHub FAQs in the Python's Developer Guide.</a></p> </div> <div> <form method="post" name="itemSynopsis" onsubmit="return submit_once()" enctype="multipart/form-data" action="issue676521"> <div id="gh-issue-link"> <a href="https://github.com/python/cpython/issues/37862"> <img width="32" src="@@file/gh-icon.png" /> <p> <span>This issue has been migrated to GitHub:</span> https://github.com/python/cpython/issues/37862 </p> </a> </div> <fieldset><legend>classification</legend> <table class="form"> <tr> <th class="required"><a href="http://docs.python.org/devguide/triaging.html#title" target="_blank">Title</a>:</th> <td colspan="3"> <span>parser module validation failure</span> <input type="hidden" name="title" value="parser module validation failure"> </td> </tr> <tr> <th class="required"><a href="http://docs.python.org/devguide/triaging.html#type" target="_blank">Type</a>:</th> <td></td> <th><a href="http://docs.python.org/devguide/triaging.html#stage" target="_blank">Stage</a>:</th> <td></td> </tr> <tr> <th><a href="http://docs.python.org/devguide/triaging.html#components" target="_blank">Components</a>:</th> <td>Interpreter Core</td> <th><a href="http://docs.python.org/devguide/triaging.html#versions" target="_blank">Versions</a>:</th> <td>Python 2.3</td> </tr> </table> </fieldset> <fieldset><legend>process</legend> <table class="form"> <tr> <th><a href="http://docs.python.org/devguide/triaging.html#status" target="_blank">Status</a>:</th> <td>closed</td> <th><a href="http://docs.python.org/devguide/triaging.html#resolution" target="_blank">Resolution</a>:</th> <td>fixed</td> </tr> <tr> <th> <a href="http://docs.python.org/devguide/triaging.html#dependencies" target="_blank">Dependencies</a>: </th> <td> </td> <th><a href="http://docs.python.org/devguide/triaging.html#superseder" target="_blank">Superseder</a>:</th> <td> </td> </tr> <tr> <th> <a href="http://docs.python.org/devguide/triaging.html#assigned-to" target="_blank">Assigned To</a>: </th> <td> mwh </td> <th> <a href="http://docs.python.org/devguide/triaging.html#nosy-list" target="_blank">Nosy List</a>: </th> <td> logistix, mwh, nnorwitz </td> </tr> <tr> <th> <a href="http://docs.python.org/devguide/triaging.html#priority" target="_blank">Priority</a>: </th> <td>normal</td> <th> <a href="http://docs.python.org/devguide/triaging.html#keywords" target="_blank">Keywords</a>: </th> <td></td> </tr> </table> </fieldset> </form> <p>Created on <strong>2003-01-29 02:28</strong> by <strong>logistix</strong>, last changed <strong>2022-04-10 16:06</strong> by <strong>admin</strong>. This issue is now <strong style="color:#00F; background-color:inherit;">closed</strong>.</p> <table class="files"> <tr><th colspan="5" class="header">Files</th></tr> <tr> <th>File name</th> <th>Uploaded</th> <th>Description</th> <th>Edit</th> </tr> <tr> <td> <a href="file768/parser-fixes.diff">parser-fixes.diff</a> </td> <td> <span>mwh</span>, <span>2003-01-29 10:52</span> </td> <td>mwh's fixes</td> <td> </td> </tr> </table> <table class="messages"> <tr><th colspan="4" class="header">Messages (6)</th></tr> <tr> <th> <a href="#msg14298" id="msg14298">msg14298</a> - <a href="msg14298">(view)</a></th> <th>Author: Grant Olson (logistix)</th> <th>Date: 2003-01-29 02:28</th> </tr> <tr> <td colspan="4" class="content"> <pre>C:\>c:\python23\python Python 2.3a1 (#38, Dec 31 2002, 17:53:59) [MSC v.1200 32 bit (Intel)] on win32 Type "help", "copyright", "credits" or "license" for more information. >>> import parser >>> a = file('c:\\python23\\lib\\base64.py').read() >>> b = parser.suite(a) >>> c = parser.ast2tuple(b) >>> d = parser.sequence2ast(c) Traceback (most recent call last): File "<stdin>", line 1, in ? parser.ParserError: VALIDATION FAILURE: report this to the maintainer! >>> ^Z C:\> Problem also occurred on Python 2.2.2 on WinXP and RedHat 7.3</pre> </td> </tr> <tr> <th> <a href="#msg14299" id="msg14299">msg14299</a> - <a href="msg14299">(view)</a></th> <th>Author: Neal Norwitz (nnorwitz) <span title="Contributor form received">*</span> <img src="@@file/committer.png" title="Python committer" alt="(Python committer)" /></th> <th>Date: 2003-01-29 02:46</th> </tr> <tr> <td colspan="4" class="content"> <pre>Logged In: YES user_id=33168 The problem is floor division // on the line: MAXBINSIZE = (MAXLINESIZE//4)*3</pre> </td> </tr> <tr> <th> <a href="#msg14300" id="msg14300">msg14300</a> - <a href="msg14300">(view)</a></th> <th>Author: Michael Hudson (mwh) <img src="@@file/committer.png" title="Python committer" alt="(Python committer)" /></th> <th>Date: 2003-01-29 10:52</th> </tr> <tr> <td colspan="4" class="content"> <pre>Logged In: YES user_id=6656 So the attached would be the fix, then? I feel a "How to change Python's grammar" informational PEP coming on...</pre> </td> </tr> <tr> <th> <a href="#msg14301" id="msg14301">msg14301</a> - <a href="msg14301">(view)</a></th> <th>Author: Neal Norwitz (nnorwitz) <span title="Contributor form received">*</span> <img src="@@file/committer.png" title="Python committer" alt="(Python committer)" /></th> <th>Date: 2003-01-29 14:17</th> </tr> <tr> <td colspan="4" class="content"> <pre>Logged In: YES user_id=33168 I'm not familiar with the parser module (this is the first time I've looked at it). But the patch looks correct. As for the PEP, I think it's a good idea. It would help point out many details people (like me) are probably unaware of.</pre> </td> </tr> <tr> <th> <a href="#msg14302" id="msg14302">msg14302</a> - <a href="msg14302">(view)</a></th> <th>Author: Michael Hudson (mwh) <img src="@@file/committer.png" title="Python committer" alt="(Python committer)" /></th> <th>Date: 2003-01-29 14:26</th> </tr> <tr> <td colspan="4" class="content"> <pre>Logged In: YES user_id=6656 Checked in as: <a href="https://github.com/python/cpython/blob/master/Modules/parsermodule.c">Modules/parsermodule.c</a> revision 2.75 <a href="https://github.com/python/cpython/blob/master/Lib/test/test_parser.py">Lib/test/test_parser.py</a> 1.14 logistix, can you check this works for you? PEP already with editors. It wasn't very long, as it turned out.</pre> </td> </tr> <tr> <th> <a href="#msg14303" id="msg14303">msg14303</a> - <a href="msg14303">(view)</a></th> <th>Author: Grant Olson (logistix)</th> <th>Date: 2003-01-29 23:11</th> </tr> <tr> <td colspan="4" class="content"> <pre>Logged In: YES user_id=699438 Yeah, works fine. Thanks for the prompt action.</pre> </td> </tr> </table> <table class="history table table-condensed table-striped"><tr><th colspan="4" class="header"> History </th></tr><tr> <th>Date</th> <th>User</th> <th>Action</th> <th>Args</th> </tr> <tr><td>2022-04-10 16:06:16</td><td>admin</td><td>set</td><td>github: 37862</td></tr> <tr><td>2003-01-29 02:28:43</td><td>logistix</td><td>create</td><td></td></tr> </table> </div> </div>  <div id="footer"> <div id="credits"> Supported by <a href="https://python.org/psf-landing/" title="The Python Software Foundation">The Python Software Foundation</a>, <br> Powered by <a href="http://roundup.sourceforge.net" title="Powered by the Roundup Issue Tracker">Roundup</a> </div>  Copyright © 1990-2022, <a href="http://python.org/psf">Python Software Foundation</a><br /> <a href="http://python.org/about/legal">Legal Statements</a> </div>  </div>  </div>  </body> </html>

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Issue 676521: parser module validation failure - Python tracker