To install ta-lib on Rocky Linux 9, you can follow these steps:

1. Enable the EPEL (Extra Packages for Enterprise Linux) repository by running the following command:

   sudo dnf install epel-release

2. Install the ta-lib dependencies by running the following command:

   sudo dnf install gcc-c++ make python3-devel numpy

3. Download the ta-lib source code from the official website. You can use the following command to download the source code:

   wget http://prdownloads.sourceforge.net/ta-lib/ta-lib-0.4.0-src.tar.gz

4. Extract the source code by running the following command:

   tar -xvf ta-lib-0.4.0-src.tar.gz

5. Navigate to the extracted ta-lib directory by running the following command:

   cd ta-lib

6. Build and install ta-lib by running the following commands:

   ./configure --prefix=/usr make sudo make install

7. Verify the installation by running the following command:

   python3 -c "import talib; print(talib.__version__)"

   This should output the installed version of ta-lib.

That's it! ta-lib should now be installed on your Rocky Linux 9 system.

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