Programmation PYTHON - Zenk - Security - Repository

def __init__(self, path, text, percent, callback):
Thread.__init__(self)
self.path = path
self.text = text
self.percent = percent
self.callback = callback
self.buffer = DEFAULT_BUFSIZE
self.running = False
self.exts = ('.txt', '.py')
def stop(self):
"""Arrête le thread."""
if self.running:
self.running = False
Exercices corrigés
CHAPITRE 11
def run(self):
"""Méthode lancée par start()."""
path = self.path
text = self.text
found = 0
self.running = True
for root, reps, files in walk(path):
if not self.running:
break
for index, file_ in enumerate(files):
ext = os.path.splitext(file_)[-1]
if ext not in self.exts:
continue
if not self.running:
break
self.percent('Recherche %d/%d: %s/%s' \
% (index, len(files), root, file_))
fullname = '%s/%s' %(root, file_)
if self.text_in_file(fullname, text):
self.callback('%s' % fullname)
found += 1
if found == 0:
self.callback('Aucun fichier')
self.percent('%d fichiers(s) trouvé(s)' % found)
def text_in_file(self, file_, text):
"""Renvoie vrai si le file_ contient le text.
Lis le text par morceaux pour limiter la taille
mémoire."""
ctext = compile(text)
try:
f = open(file_, 'r', buffering=self.buffer)
except IOError: # en cas de pb d'accès (droits, etc.)
return False
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