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Added exception handling during handler initialization in fileConfig()

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Vinay Sajip 2004-09-24 11:45:13 +00:00
parent 1cc37380b2
commit 02dd994adf
1 changed files with 27 additions and 24 deletions
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51
Lib/logging/config.py
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@ -98,31 +98,34 @@ def fileConfig(fname, defaults=None):
handlers = {} handlers = {}
fixups = [] #for inter-handler references fixups = [] #for inter-handler references
for hand in hlist: for hand in hlist:
sectname = "handler_%s" % hand try:
klass = cp.get(sectname, "class") sectname = "handler_%s" % hand
opts = cp.options(sectname) klass = cp.get(sectname, "class")
if "formatter" in opts: opts = cp.options(sectname)
fmt = cp.get(sectname, "formatter") if "formatter" in opts:
else: fmt = cp.get(sectname, "formatter")
fmt = ""
klass = eval(klass, vars(logging))
args = cp.get(sectname, "args")
args = eval(args, vars(logging))
h = apply(klass, args)
if "level" in opts:
level = cp.get(sectname, "level")
h.setLevel(logging._levelNames[level])
if len(fmt):
h.setFormatter(formatters[fmt])
#temporary hack for FileHandler and MemoryHandler.
if klass == logging.handlers.MemoryHandler:
if "target" in opts:
target = cp.get(sectname,"target")
else: else:
target = "" fmt = ""
if len(target): #the target handler may not be loaded yet, so keep for later... klass = eval(klass, vars(logging))
fixups.append((h, target)) args = cp.get(sectname, "args")
handlers[hand] = h args = eval(args, vars(logging))
h = apply(klass, args)
if "level" in opts:
level = cp.get(sectname, "level")
h.setLevel(logging._levelNames[level])
if len(fmt):
h.setFormatter(formatters[fmt])
#temporary hack for FileHandler and MemoryHandler.
if klass == logging.handlers.MemoryHandler:
if "target" in opts:
target = cp.get(sectname,"target")
else:
target = ""
if len(target): #the target handler may not be loaded yet, so keep for later...
fixups.append((h, target))
handlers[hand] = h
except: #if an error occurs when instantiating a handler, too bad
pass #this could happen e.g. because of lack of privileges
#now all handlers are loaded, fixup inter-handler references... #now all handlers are loaded, fixup inter-handler references...
for fixup in fixups: for fixup in fixups:
h = fixup[0] h = fixup[0]