Fix Python3 Compatibility & update newer pokedex

[andrsrjld]

Features

1. Sprite Retrieval from PokemonDB:

   • Utilizes high-quality sprites from PokemonDB for all generations.
   • Supports sprites from Let's Go Pikachu/Eevee and Black & White.

2. Image Presentation:

   • Restores sprite size to 32x32 for optimal terminal display.
   • Removes color enhancements and cropping for clearer images.

3. Weakness Display:

   • Limits displayed weaknesses to the top 4 for better readability.
   • Organizes weaknesses with appropriate background colors.

4. Error Handling:

   • Implements logging for errors during sprite downloads.
   • Ensures that weakness variables are always defined to prevent runtime errors.

5. Code Quality Improvements:

   • Cleans up and organizes code for improved readability and maintainability.
   • Removes unnecessary code and optimizes function structures.

6. Consistent Commenting:

   • All comments in the code have been translated to English for clarity and consistency.