<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div>Hi Ludwig,</div><div><br class="webkit-block-placeholder"></div><div>Things are working now without the need to rename any files. Apparently, the problem was that the module being imported was not (directly) in the directory /Library/Python/2.5/site-packages, but in /Library/Python/2.5/site-packages/readline-2.5.1-py2.5-macosx-10.5-i386.egg/. After I added the latter to my PYTHONPATH, command history navigation works as expected.</div><div><br class="webkit-block-placeholder"></div><div>A strange thing occurred in the process, however. After I first augmented my PYTHONPATH, previous commands would appear with spaces replaced with \040. After I quit ipython and the terminal</div><div>window and started fresh, then spaces came back as spaces.</div><div><br class="webkit-block-placeholder"></div><div>Best regards,</div><div><br class="webkit-block-placeholder"></div><div>Glenn</div><div><br class="webkit-block-placeholder"></div><div><br class="webkit-block-placeholder"></div><div><br class="webkit-block-placeholder"></div><div><blockquote type="cite" class=""><span class="Apple-style-span" style="font-family: Verdana; font-size: 13px; "><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 13px/normal Verdana; ">> Hi, </div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 13px/normal Verdana; ">> So I downloaded the egg from </div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 13px/normal Verdana; color: rgb(0, 0, 240); "><span style="color: rgb(0, 0, 0); ">> <a href="http://ipython.scipy.org/dist/readline-2.5.1-py2.5-macosx-10.5-i386.egg"><span style="text-decoration: underline; ">http://ipython.scipy.org/dist/readline-2.5.1-py2.5-macosx-10.5-i386.egg</span></a>. </span></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 13px/normal Verdana; ">> After putting it in my PYTHONPATH </div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 13px/normal Verdana; ">> (/Library/Python/2.5/site-packages/), ipython ignores its </div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 13px/normal Verdana; ">> existence. On startup ipython declares 'Leopard libedit detected.' and the </div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 13px/normal Verdana; ">> up and down arrows do their funky thing navigating the command history. </div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 13px/normal Verdana; ">> </div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 13px/normal Verdana; ">> Is there something else I need to do so ipython can find and use readline? </div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 13px/normal Verdana; min-height: 16px; "><br></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 13px/normal Verdana; ">Hi, </div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 13px/normal Verdana; min-height: 16px; "><br></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 13px/normal Verdana; ">The egg is supposed to be fat (4-ways universal, actually). Maybe the </div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 13px/normal Verdana; ">"i386" in the name confuses easy_install? Could it help to rename it </div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 13px/normal Verdana; ">to "fat" or "ppc"? </div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 13px/normal Verdana; min-height: 16px; "><br></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 13px/normal Verdana; ">Just guessing... </div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 13px/normal Verdana; ">Ludwig </div></span></blockquote></div></body></html>