How mysterious is "PIP not an internal or external command, nor a runnable program or batch file"

This article is shared from Huawei cloud community 《 uncover 「pip Not an internal or external command , Nor are they runnable programs or batch files 」 The veil of mystery 》, author ：AXYZdong.

Preface

pip Not an internal or external command , Nor are they runnable programs or batch files How mysterious it is ？

Don't experience it , How do you know ？ Bloggers have recently experienced .

Originally wanted to use pip install How many bags , Then it reminded me pip The package needs to be updated , I'll update it , But after the update , Reuse pip install The following will happen when ：

Have a problem , Of course, bloggers go to Baidu the first time .

Baidu search feedback ： It is found that the articles on this issue have a feature

• Single solution , His problems may not be the same as yours , A single approach is not universal

For the above problems

• This article will be from multiple perspectives 、 Comprehensive interpretation and analysis , There must be a solution for you .

One 、 Uncover the mystery

1、Scripts Folder not added to environment variable

【 resolvent 】

1. Find yourself python Installation directory

Bloggers ： C:\Users\24144\AppData\Local\Programs\Python

2. Add environment variables

As shown in the figure , As long as Python Under folder Scripts Add the folder to the path environment variable and refer to its screenshot , To add the corresponding environment variable ： C:\Users\24144\AppData\Local\Programs\Python\ Scripts To Path Go to... In environment variable , Because the change path contains the corresponding PIP Program , So it's easy to solve PIP Unable to run the problem. Right click ： This computer - > attribute - > Advanced system setup - > senior - > environment variable - > route - > modify , After adding successfully, you can run .

Actually in Python The installation interface of will Python Options added to environment variables

2、Scripts Nothing in the folder pip package

Be sure to look under the installation directory Scripts Is there any in the folder pip package

If not ,win + R , open cmd command , Input

<span style="background-color:#2d2d2d"><span style="color:#cccccc"><code class="language-c">easy_install pip
</code></span></span>

You can reinstall .

Bloggers are updating pip after ,Scripts There is no... In the folder pip It's packed .

After installation Scripts It should be like this in the folder ：

attach ：pip Package download address

Two 、 The story behind the veil

pip Possible problems with updates

Input  pip install openpyxl, The update prompt appears （ notes ：openpyxl It's a kind of bag ）

<span style="background-color:#2d2d2d"><span style="color:#cccccc"><code class="language-c">C<span style="color:#67cdcc">:</span>\Users\<span style="color:#f08d49">24144</span>\AppData\Local\Programs\Python\Python37\Scripts<span style="color:#67cdcc">></span>pip install openpyxl
Collecting openpyxl
  Using cached https<span style="color:#67cdcc">:</span><span style="color:#999999">//files.pythonhosted.org/packages/1c/5d/e9087edae37ed185e883c9ec727215caba8b4044a8111ff033ebad85e508/openpyxl-3.0.1.tar.gz</span>
Collecting <span style="color:#f08d49">jdcal</span> <span style="color:#cccccc">(</span>from openpyxl<span style="color:#cccccc">)</span>
  Using cached https<span style="color:#67cdcc">:</span><span style="color:#999999">//files.pythonhosted.org/packages/f0/da/572cbc0bc582390480bbd7c4e93d14dc46079778ed915b505dc494b37c57/jdcal-1.4.1-py2.py3-none-any.whl</span>
Collecting <span style="color:#f08d49">et_xmlfile</span> <span style="color:#cccccc">(</span>from openpyxl<span style="color:#cccccc">)</span>
  Using cached https<span style="color:#67cdcc">:</span><span style="color:#999999">//files.pythonhosted.org/packages/22/28/a99c42aea746e18382ad9fb36f64c1c1f04216f41797f2f0fa567da11388/et_xmlfile-1.0.1.tar.gz</span>
Installing collected packages<span style="color:#67cdcc">:</span> jdcal<span style="color:#cccccc">,</span> et<span style="color:#67cdcc">-</span>xmlfile<span style="color:#cccccc">,</span> openpyxl
  Running setup<span style="color:#cccccc">.</span>py install <span style="color:#cc99cd">for</span> et<span style="color:#67cdcc">-</span>xmlfile <span style="color:#cccccc">.</span><span style="color:#cccccc">.</span><span style="color:#cccccc">.</span> done
  Running setup<span style="color:#cccccc">.</span>py install <span style="color:#cc99cd">for</span> openpyxl <span style="color:#cccccc">.</span><span style="color:#cccccc">.</span><span style="color:#cccccc">.</span> done
Successfully installed et<span style="color:#67cdcc">-</span>xmlfile<span style="color:#67cdcc">-</span><span style="color:#f08d49">1.0</span><span style="color:#f08d49">.1</span> jdcal<span style="color:#67cdcc">-</span><span style="color:#f08d49">1.4</span><span style="color:#f08d49">.1</span> openpyxl<span style="color:#67cdcc">-</span><span style="color:#f08d49">3.0</span><span style="color:#f08d49">.1</span>
WARNING<span style="color:#67cdcc">:</span> You are using pip version <span style="color:#f08d49">19.2</span><span style="color:#f08d49">.3</span><span style="color:#cccccc">,</span> however version <span style="color:#f08d49">19.3</span><span style="color:#f08d49">.1</span> is available<span style="color:#cccccc">.</span>
You should consider upgrading via the <span style="color:#7ec699">'python -m pip install --upgrade pip'</span> command<span style="color:#cccccc">.</span>

</code></span></span>

Input  pip install --upgrade pip

<span style="background-color:#2d2d2d"><span style="color:#cccccc"><code class="language-c">C<span style="color:#67cdcc">:</span>\Users\<span style="color:#f08d49">24144</span>\AppData\Local\Programs\Python\Python37\Scripts<span style="color:#67cdcc">></span>pip install <span style="color:#67cdcc">--</span>upgrade pip
Collecting pip
  Using cached https<span style="color:#67cdcc">:</span><span style="color:#999999">//files.pythonhosted.org/packages/00/b6/9cfa56b4081ad13874b0c6f96af8ce16cfbc1cb06bedf8e9164ce5551ec1/pip-19.3.1-py2.py3-none-any.whl</span>
Installing collected packages<span style="color:#67cdcc">:</span> pip
  Found existing installation<span style="color:#67cdcc">:</span> pip <span style="color:#f08d49">19.2</span><span style="color:#f08d49">.3</span>
    Uninstalling pip<span style="color:#67cdcc">-</span><span style="color:#f08d49">19.2</span><span style="color:#f08d49">.3</span><span style="color:#67cdcc">:</span>
      Successfully uninstalled pip<span style="color:#67cdcc">-</span><span style="color:#f08d49">19.2</span><span style="color:#f08d49">.3</span>
ERROR<span style="color:#67cdcc">:</span> Could not install packages due to an EnvironmentError<span style="color:#67cdcc">:</span> <span style="color:#cccccc">[</span>WinError <span style="color:#f08d49">5</span><span style="color:#cccccc">]</span>  Access denied .<span style="color:#67cdcc">:</span> <span style="color:#7ec699">'C:\\Users\\hp\\AppData\\Local\\Temp\\pip-uninstall-aj7beqe0\\pip.exe'</span>
Consider using the `<span style="color:#67cdcc">--</span>user` option or check the permissions<span style="color:#cccccc">.</span>

</code></span></span>

Access denied , Input  pip install --user --upgrade pip  that will do

summary

use pip Install expansion pack , To go to pip Installation directory . Usually in python Of scripts Under the table of contents .

If you find that 「pip Not an internal or external command , Nor are they runnable programs or batch files 」 After this question , First check Scripts Is there any in the folder pip package , Look again Scripts Whether the folder has been added to the environment variable .

【 Expand 】：

No matter when , stay cmd In the ：

Not an internal or external command , Nor are they runnable programs or batch files   Error of

There is no corresponding executable program found , therefore ：

1. There is really no executable program in the system itself  \to→  Download or install such programs , Remember to make sure PATH Contains the corresponding path .

2. There is such a program , however PATH There is no corresponding path in the  \to→  Add the corresponding path to PATH Then you can .

【 reference 】

[1]：https://blog.csdn.net/miss85246/article/details/81069276
[2]：https://blog.csdn.net/weixin_30375427/article/details/96542832
[3]：https://blog.csdn.net/weixin_45905909/article/details/103170453

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