What is PIP?
PIP is a package manager for Python. It allows you to install and manage additional libraries and dependencies that are not included in the standard Python library.
What is a Package?
A package in Python is a collection of modules. Modules are individual Python files that contain functions, classes, and variables. Packages are directories of Python modules that include an __init__.py
file.
Checking if PIP is Installed and Installing It
To check if PIP is installed and to install it if it is not, follow these steps:
- Check if PIP is installed:
- Open your command prompt or terminal.
- Type the following command and press Enter:
- If PIP is installed, you will see a version number.
pip --version
Installing PIP:
- If PIP is not installed, you can install it by following these steps:
- Download
get-pip.py
by using the following command:
- Download
curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py
Run the script to install PIP
python get-pip.py
Example Commands
- Installing a package:
pip install package_name
Uninstalling a package:
pip uninstall package_name
Listing installed packages:
pip list
Example Code
Here’s an example of how to install and use a package in Python. Let’s install the requests
package and use it to make an HTTP request.
- Install the package:
pip install requests
Use the package in Python:
import requests
response = requests.get('https://api.github.com')
print(response.status_code)
print(response.json())
Check if PIP is installed and install it
C:\Users\Your Name\AppData\Local\Programs\Python\Python36-32\Scripts>pip --version
If you do not have PIP installed, you can download and install it from this page: PIP Installation.
Download a Package Named “camelcase”
To download a package named “camelcase”, you can use the following command in the command line:
C:\Users\Your Name\AppData\Local\Programs\Python\Python36-32\Scripts>pip install camelcase
Using the “camelcase” Package
Once you have installed the package, you can use it in your Python script as follows:
import camelcase
c = camelcase.CamelCase()
txt = "hello world"
print(c.hump(txt))
Find More Packages
You can find more packages at PyPI.