85 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			85 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
| from typing import Tuple, Union
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| from pathlib import Path
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| 
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| from transliterate.exceptions import LanguageDetectionError
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| from transliterate import translit
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| from pathvalidate import sanitize_filename
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| 
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| 
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| COMMON_TITLE_APPENDIX_LIST: Tuple[str, ...] = (
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|     "(official video)",
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| )
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| 
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| 
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| def unify(string: str) -> str:
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|     """
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|     returns a unified str, to make comparisons easy.
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|     a unified string has the following attributes:
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|      - is lowercase
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|     """
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| 
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|     try:
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|         string = translit(string, reversed=True)
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|     except LanguageDetectionError:
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|         pass
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| 
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|     return string.lower()
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| 
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| 
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| def fit_to_file_system(string: Union[str, Path]) -> Union[str, Path]:
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|     def fit_string(string: str) -> str:
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|         if string == "/":
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|             return "/"
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|         string = string.strip()
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| 
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|         while string[0] == ".":
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|             if len(string) == 0:
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|                 return string
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| 
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|             string = string[1:]
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| 
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|         string = string.replace("/", "_").replace("\\", "_")
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|         string = sanitize_filename(string)
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|         return string
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| 
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|     if isinstance(string, Path):
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|         return Path(*(fit_string(part) for part in string.parts))
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|     else:
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|         return fit_string(string)
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| 
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| 
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| def clean_song_title(raw_song_title: str, artist_name: str) -> str:
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|     """
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|     This function cleans common naming "conventions" for non clean song titles, like the title of youtube videos
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|     
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|     cleans:
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| 
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|     - `artist - song` -> `song`
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|     - `song (Official Video)` -> `song`
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|     - ` song` -> `song`
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|     - `song (prod. some producer)`
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|     """
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|     raw_song_title = raw_song_title.strip()
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|     artist_name = artist_name.strip()
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| 
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|     # Clean official Video appendix
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|     for dirty_appendix in COMMON_TITLE_APPENDIX_LIST:
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|         if raw_song_title.lower().endswith(dirty_appendix):
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|             raw_song_title = raw_song_title[:-len(dirty_appendix)].strip()
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| 
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|     # Remove artist from the start of the title
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|     if raw_song_title.lower().startswith(artist_name.lower()):
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|         raw_song_title = raw_song_title[len(artist_name):].strip()
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| 
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|         if raw_song_title.startswith("-"):
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|             raw_song_title = raw_song_title[1:].strip()
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| 
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|     return raw_song_title.strip()
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| 
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|     
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| def comment(uncommented_string: str) -> str:
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|     _fragments = uncommented_string.split("\n")
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|     _fragments = ["# " + frag for frag in _fragments]
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|     return "\n".join(_fragments)
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| 
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