Exception handling wrapper for Flask + Exceptional

wrap_exceptional.py

from werkzeug.debug.tbtools import Traceback
from phomp.api.errors import PhompException

def wrap_exceptional(f):
    config = 'default_settings'
    def wrap(f):
        def wrapper(*args, **kwargs):
            try:
                return f(*args, **kwargs)
            except Exception:
                tb = Traceback(*sys.exc_info())
                del tb.frames[0] # do not include the wrapper itself
                Exceptional.publish(config, tb)
                raise
        return wrapper

    if callable(f):
        return wrap(f)
    else:
        config = f
        return wrap

def install_excepthook(config):
    if getattr(install_excepthook, 'run', False): return
    install_excepthook.run = True
    orighook = sys.excepthook
    def newhook(ty, val, tb):
        Exceptional.publish(config, Traceback(ty, val, tb))
        return orighook(ty, val, tb)
    sys.excepthook = newhook