pip install flask bash pip command not found

Title: Installing Flask: Troubleshooting "pip command not found" on Bash
Introduction:
Flask is a popular web framework for building web applications in Python. To get started with Flask, you need to install it using the Python package manager, pip. However, some users may encounter the error "pip command not found" when trying to install Flask. This tutorial will guide you through resolving this issue on a Bash shell.
Before installing Flask, ensure that Python is installed on your system. Open your terminal and type the following command:
If Python is installed, you should see a version number. If it's not installed, you need to install Python first.
The "pip command not found" error often occurs when the Python package manager (pip) is not installed. To install pip, run the following command:
Replace python3 with python if you are using Python 2.
If you still encounter the "pip command not found" error after installing pip, it may not be in your system's PATH. You can add it by editing your shell configuration file (e.g., .bashrc or .zshrc). Open the file using a text editor:
or
Add the following line at the end of the file:
Save the file and exit the text editor. Then, apply the changes to your current session:
or
After adding pip to your PATH, verify the installation by running:
This should display the pip version without any errors.
Now that pip is installed and in your PATH, you can install Flask using the following command:
This command will download and install Flask and its dependencies.
By following these steps, you should be able to resolve the "pip command not found" issue and successfully install Flask on your system. Now you can start building web applications using the Flask framework in Python.
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