---
slug: "pkg_resources.DistributionNotFound"
title: "pip で pkg_resources.DistributionNotFound: pip==1.5.6"
description: "pip が古いバージョンで、 pip install -U pip すると、pipが壊れる。"
url: "https://www.ytyng.com/blog/pkg_resources.DistributionNotFound"
publish_date: "2017-10-19T08:45:34Z"
created: "2017-10-19T08:45:34Z"
updated: "2026-02-27T05:20:32.657Z"
categories: []
keywords: ""
featured_image_url: "https://media.ytyng.com/resize/20230812/3c9579be941f4da1930db2e943a46a0a.png.webp?width=768"
has_video: false
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lang: "ja"
---

# pip で pkg_resources.DistributionNotFound: pip==1.5.6

<p>pip が古いバージョンで、 pip install -U pip すると、pipが壊れる。</p>
<pre>$ pip<br />Traceback (most recent call last):<br /> File "/usr/local/bin/pip", line 5, in &lt;module&gt;<br /> from pkg_resources import load_entry_point<br /> File "/usr/lib/python2.7/dist-packages/pkg_resources.py", line 2749, in &lt;module&gt;<br /> working_set = WorkingSet._build_master()<br /> File "/usr/lib/python2.7/dist-packages/pkg_resources.py", line 446, in _build_master<br /> return cls._build_from_requirements(__requires__)<br /> File "/usr/lib/python2.7/dist-packages/pkg_resources.py", line 459, in _build_from_requirements<br /> dists = ws.resolve(reqs, Environment())<br /> File "/usr/lib/python2.7/dist-packages/pkg_resources.py", line 628, in resolve<br /> raise DistributionNotFound(req)<br />pkg_resources.DistributionNotFound: pip==1.5.6</pre>
<p></p>
<p>直すには、easy_install で。</p>
<p><span>$ sudo easy_install --upgrade pip</span></p>
<p></p>
<p>ここに書いてありました。ありがとうございます。</p>
<p><span>動かなくなったpipをupdateした話 &middot; kamatari<br />https://kamatari.github.io/2014/06/29/how-to-update-pip/</span></p>
<p></p>
<p></p>