pip install -r requirements.txt failing at pygame==2.1.2

[xmfan]

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Not about a tutorial

Describe the bug

pip install -r requirements.txt

Collecting pygame==2.1.2 (from -r requirements.txt (line 67))                                                                                                                                                                     
  Using cached pygame-2.1.2.tar.gz (10.1 MB)
  Preparing metadata (setup.py) ... error
  error: subprocess-exited-with-error                                                                            
                                        
  × python setup.py egg_info did not run successfully.                                                           
  │ exit code: 1                                                                                                 
  ╰─> [33 lines of output]                                                                                       
                                                                                                                 
                                                                                                                 
      WARNING, No "Setup" File Exists, Running "buildconfig/config.py"                                           
      Using UNIX configuration...                                                                                
                                                                                                                 
      /bin/sh: line 1: sdl2-config: command not found                                                            
      /bin/sh: line 1: sdl2-config: command not found                                                            
      /bin/sh: line 1: sdl2-config: command not found                                                            
      Traceback (most recent call last):                                                                         
        File "<string>", line 2, in <module>                                                                     
        File "<pip-setuptools-caller>", line 34, in <module>                                                     
        File "/tmp/pip-install-lheiovkb/pygame_804550a7c8384bb896ee4dd8e008a476/setup.py", line 359, in <module> 
          buildconfig.config.main(AUTO_CONFIG)                                                                   
        File "/tmp/pip-install-lheiovkb/pygame_804550a7c8384bb896ee4dd8e008a476/buildconfig/config.py", line 225, in main
          deps = CFG.main(**kwds)                                                                                
                 ^^^^^^^^^^^^^^^^                                                                                                                                                                                                 
        File "/tmp/pip-install-lheiovkb/pygame_804550a7c8384bb896ee4dd8e008a476/buildconfig/config_unix.py", line 188, in main
          DependencyProg('SDL', 'SDL_CONFIG', 'sdl2-config', '2.0', ['sdl']),                                    
          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^                               
        File "/tmp/pip-install-lheiovkb/pygame_804550a7c8384bb896ee4dd8e008a476/buildconfig/config_unix.py", line 39, in __init__
          self.ver = config[0].strip()                                                                                                                                                                                            
                     ~~~~~~^^^                                                                                   
      IndexError: list index out of range                                                                        
                                                                                                                 
      Hunting dependencies...                                                                                    
                                                                                                                 
      ---                                                                                                        
      For help with compilation see:                                                                             
          https://www.pygame.org/wiki/Compilation                                                                
      To contribute to pygame development see:                                                                   
          https://www.pygame.org/contribute.html                                                                 
      ---                                                                                                        
                                                                                                                 
      [end of output]                                                                                            
                                                                                                                 
  note: This error originates from a subprocess, and is likely not a problem with pip.
error: metadata-generation-failed                                                                                
                                                                                                                 
× Encountered error while generating package metadata.                                                           
╰─> See above for output.

Describe your environment

Running locally from a clean py311 conda environment