pip install file requirements txt

Before we begin, ensure that you have the following:
In this example, we have specified specific versions for the requests and numpy packages, and we've left the version for flask unspecified, which means the latest version will be installed.
Run the following command to install the dependencies:
After the installation process is complete, you can verify that the dependencies are installed by running:
This command will display a list of installed packages along with their versions.
To update the packages to their latest versions, you can use the following command:
This is useful for sharing your project with others, ensuring they install the exact same versions of the packages.
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