Increment a metric by value.

    >>> import statsdecor
    >>> statsdecor.incr('my.metric')

def incr(name, value=1, rate=1, tags=None):
    """Increment a metric by value.

    >>> import statsdecor
    >>> statsdecor.incr('my.metric')
    """
    client().incr(name, value, rate, tags)