Colorisation d'une sortie texte
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src/colorout.py
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70
src/colorout.py
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#!/bon/env python3
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#encoding: utf-8
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import re
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styles = {"standard":0, "bold":1, "reverse":2}
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colors = {"black":30, "red":31, "green":32, "yellow":33, "blue":34, "magenta":35, "cyan":36, "white":37}
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def colored( text, pattern, color, style = "standard" ):
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# Caractères spéciaux.
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start = "\033["
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stop = "\033[0m"
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# Conversion en string du code couleur demandé.
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cs = str(styles[style])
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cc = str(colors[color])
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# Compilation de l'expression régulière.
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regex = re.compile(pattern, re.IGNORECASE)
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# Texte colorié.
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ctext = ""
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e = 0
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# Pour chaque occurence d'une correspondance dans le texte.
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for match in regex.finditer(text):
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# Position dans text du début de l'occurence.
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s = match.start()
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# On ajoute le texte entre la dernière occurence,,
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# il faut noter que e=0, à la première itération.
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ctext += text[e:s]
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# Position dans text de la fin de l'occurence.
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e = match.end()
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# On ajoute l'occurence, en colorant.
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ctext += start + cs + ";" + cc + "m" + text[s:e] + stop
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# On ajoute la fin du texte.
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ctext += text[e:]
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return ctext
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if __name__ == "__main__":
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import sys
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pattern = ".*"
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color= "red"
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style = "bold"
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nargs = len(sys.argv)
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if nargs < 1 or nargs > 4:
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print("Usage: colorout pattern [color] [style]")
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print("\tAvailable colors:"," ".join(colors))
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print("\tAvailable styles:"," ".join(styles))
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else:
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if nargs > 1:
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pattern = sys.argv[1]
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if nargs > 2:
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color = sys.argv[2]
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if nargs > 3:
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style = sys.argv[3]
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for line in sys.stdin:
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print( colored( line, pattern, color, style ), end="" )
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