duckling.py 文件源码

def __init__(self,
                 jvm_started=False,
                 parse_datetime=False,
                 minimum_heap_size='128m',
                 maximum_heap_size='2048m'):
        """Initializes Duckling.
        """

        self.parse_datetime = parse_datetime
        self._is_loaded = False
        self._lock = threading.Lock()

        if not jvm_started:
            self._classpath = self._create_classpath()
            self._start_jvm(minimum_heap_size, maximum_heap_size)

        try:
            # make it thread-safe
            if threading.activeCount() > 1:
                if jpype.isThreadAttachedToJVM() is not 1:
                    jpype.attachThreadToJVM()
            self._lock.acquire()

            self.clojure = jpype.JClass('clojure.java.api.Clojure')
            # require the duckling Clojure lib
            require = self.clojure.var("clojure.core", "require")
            require.invoke(self.clojure.read("duckling.core"))
        finally:
            self._lock.release()