Colorisation d'une sortie texte

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nojhan 2012-03-30 22:46:30 +02:00
commit 1d883a0ff9
2 changed files with 71 additions and 0 deletions

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