Python how to install pip
Python how to install pip
How to install pip in a new python installation
so that when I run python it will refer to my new installation. It does.
I would also like to use pip with my new installation, but the problem is that I already have the current version of pip installed at
I tried to re-install pip with:
But, of course this does not put pip in the desired new directory
but simply refers to the existing version in /usr/local/bin/pip.
Can someone tell me how to fix this?
I would like to then use pip to install NumPy and SciPy in the correct directory (I was having trouble getting the SciPy installation to work with my old version of python, hence the new install).
7 Answers 7
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(shameless plug: In any case, you might consider using virtualenv for installing packages into a «project» specific isolated environment, as opposed to installing them globally.)
I needed to uninstall brew’s python.
Then, I was left with python v2.7.6
Next to install, pip I ran
installed fine and working
I had a similar issue, try this:
This will force reinstall pip with whatever version of python you use including installing the binary.
A few days ago I had a friend who was starting Python Programming and needed help with the same issue: installing pip. There are debates over which one to choose between easy_install and pip and it seems everybody is heading the pip direction. Either way, installing either of them can be frustrating.
Here are what you should keep in mind as you follow the above guide:
Once again, you can do this or use the above link to find a simple step-by-step guide on how to get it installed on your computer. Good luck.
How to install pip for Python 3.6 on Ubuntu 16.10?
I’d like to start by pointing out that this question may seem like a duplicate, but it isn’t. All the questions I saw here were regarding pip for Python 3 and I’m talking about Python 3.6. The steps used back then don’t work for Python 3.6.
Got ModuleNotFoundError below:
Python’s and pip’s I have in the machine:
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Let’s suppose that you have a system running Ubuntu 16.04, 16.10, or 17.04, and you want Python 3.6 to be the default Python.
If you’re using Ubuntu 16.04 LTS, you’ll need to use a PPA:
Then, run the following (this works out-of-the-box on 16.10 and 17.04):
When you have completed all of the above, each of the following shell commands should indicate Python 3.6.1 (or a more recent version of Python 3.6):
You can verify this by checking the shebang of pip3 :
Fortunately, the pip installed by the python3-pip package is installed into the «shared» /usr/lib/python3/dist-packages such that python3.6 can also take advantage of it.
You can install packages for python3.6 by doing:
Installation with sudo
Installation without sudo
This may sometimes give a warning such as:
Verification
How to install PIP on Python 3.6?
I’m trying to Install PIP for python 3.6 and I’ve looked over YouTube for tutorials but all of them seem to be out of date and none of them have seemed to work. Any information would be helpful so I can carry on with my project.
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pip is bundled with Python > 3.4
On Unix-like systems use:
On a Windows system use:
(On Windows you may need to run the command prompt as administrator to be able to write into python installation directory)
Download python 3.6
It is possible that pip does not get installed by default. One potential fix is to open cmd and type:
actually i had nothing in my scripts folder idk why but these steps worked for me.
If pip doesn’t come with your installation of python 3.6, this may work:
I Used these commands in Centos 7
to check the pip version:
I have in this moment install the bs4 with python 3.6.3 on Windows.
with the syntax like the user post below:
I just successfully installed a package for excel. After installing the python 3.6, you have to download the desired package, then install. For eg,
There is an issue with downloading and installing Python 3.6. Unchecking pip in the installation prevents the issue. So pip is not given in every installation.
There are situations when your pip doesn’t get downloaded along with python installation. Even your whole script folder can be empty.
You can do so manually as well.
Make sure that value of path variable is updated.
This will do the Trick
This what worked for me on Amazon Linux
sudo yum install python36.x86_64 python36-tools.x86_64
Yes, Python3.6 installs PIP but it is unreachable as it is installed. There is no code which will invoke it as it is! I have been at it for more than a week and I read every single advice given, without success!
Finally, I tested going to the pip directory and upgrading the installed version:
That command created a PIP which now works properly from any location on my FreeBSD server!
Clearly, the tools installed simply do not work, as installed with Python3.6. The only way to run them is to invoke Python and the desired python files as you can see in the command issued. Once the update is called, however, the new PIP works globally without having to invoke Python3.6.
Install a module using pip for specific python version
On Ubuntu 10.04 by default Python 2.6 is installed, then I have installed Python 2.7. How can I use pip install to install packages for Python 2.7.
by default installs BeautifulSoup for Python 2.6
in Python 2.6 it works, but in Python 2.7 it says:
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Alternatively, since pip itself is written in python, you can just call it with the python version you want to install the package for:
Use a version of pip installed against the Python instance you want to install new packages to.
pip’s website includes installation instructions, if you can’t find anything within your distribution.
You can execute pip module for a specific python version using the corresponding python:
In Windows, you can execute the pip module by mentioning the python version ( You need to ensure that the launcher is on your path )
You can use this syntax
For example. If you’re running python3.5, you named it as «python3», and want to install numpy package
Have tried this on a Windows machine and it works
If you wanna install opencv for python version 3.7, heres how you do it!
Alternatively, if you want to install specific version of the package with the specific version of python, this is the way
if the «=» doesnt work, use ==
For Python 3
For Python 2
On Debian/Ubuntu, pip is the command to use when installing packages for Python 2, while pip3 is the command to use when installing packages for Python 3.
for python2 use:
I faced a similar problem with another package called Twisted. I wanted to install it for Python 2.7, but it only got installed for Python 2.6 (system’s default version).
Making a simple change worked for me.
Using this executable instead of the pip command installed the correct module for me ( requests for Python 2.7).
I’m using Ubuntu 22.04, which comes with python 3.10.4.
Some packages do not have recent pip packages, so I needed install from an older pip. This sequence worked for me.
I think the best practice here is not to use the system python or install any system python package (no apt install). That is just the way to trouble.
Then check /usr/local/bin for a pip script tied to that version. Use that to pip install whatever you need. Also find the particular executable for the python version in that directory. You might have to shuffle things a bit if you get lots of versions.
Python PIP
In this article, we will discuss what is pip, and how to install, upgrade and uninstall packages using pip. So before starting using let us understand what is a pip?
What is a pip?
Python pip is the package manager for Python packages. We can use pip to install packages that do not come with Python. The basic syntax of pip commands in command prompt is:
How to install pip?
Python pip comes pre-installed on 3.4 or older versions of Python. To check whether pip is installed or not type the below command in the terminal.
This command will tell the version of the pip if pip is already installed in the system.
If you do not have pip installed on your system refer to the below articles.
How to install Package with Pip
We can install additional packages by using the Python pip install command. Let’s suppose we want to install the Numpy using pip. We can do it using the below command.
Syntax:
Example 1: When the required package is not installed.
Example 2: When the required package is already installed.
Specifying Package Version
We can also install the package of a specific version by using the below command.
Syntax:
This will install the package with the specified version
Display package information using pip
We can use the Python pip show command to display the details of a particular package.
Syntax:
Example:
Note:
Get a list of locally installed Python modules
The Python pip list command displays a list of packages installed in the system.
Syntax:
Example:
Uninstall packages with pip
The Python pip uninstall command uninstalls a particular existing package.
Syntax:
Example:
Note: The pip uninstall command does not uninstall the package dependencies. If you want to remove the dependencies as well then you can see the dependencies using the pip show command and remove each package manually.
Search packages with pip
We can search for a particular existing package using the Python pip search command.
Syntax:
Example:
Using requirement files with pip
Let’s suppose you want more than one package then instead of installing each package manually, you can install all the modules in a single go. This can be done by creating a requirements.txt file. Let’s suppose the requirements.txt file looks like this:
Syntax:
Example:
Listing additional packages with pip
The Python pip freeze command is used to list packages that don’t come pre-installed with Python.
Syntax:
Example:
Listing Outdated Packages with pip
Python pip list –outdated command is used to list all the packages that are outdated. This command cross-checks the installed package information with the pip repository.
Syntax:
Example:
Upgrading packages with pip
Python pip install –user –upgrade is used to update a package.
Syntax:
Example:
We can also upgrade any package to a specific version using the below command.
Downgrading packages with pip
the Python pip install –user command is used to downgrade a package to the specific version.
Источники информации:
- http://stackoverflow.com/questions/42662104/how-to-install-pip-for-python-3-6-on-ubuntu-16-10
- http://stackoverflow.com/questions/43304612/how-to-install-pip-on-python-3-6
- http://stackoverflow.com/questions/10919569/install-a-module-using-pip-for-specific-python-version
- http://www.geeksforgeeks.org/python-pip/