blob: 60d5a12e1f7a9aa69c0b618dd19488d37ab520ed (
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# vim: set fileencoding=utf-8 :
import sys
from contextlib import contextmanager
from StringIO import StringIO
class StderrCapture(StringIO):
def save(self):
self.safed = sys.stderr
sys.stderr = self
def restore(self):
if self.safed is not None:
sys.stderr = self.safed
self.safed = None
def output(self):
self.seek(0)
return self.read()
@contextmanager
def capture_stderr():
"""Capture an output and return it's content"""
c = StderrCapture()
c.save()
yield c
c.restore()
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