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How to use call_on_drop method in fMBT

Best Python code snippet using fMBT_python

server.py

Source:server.py

...130                if opt_debug:131                    daemon_log("on disconnect rv: %s" % (rv,))132                if setter_conn_id == conn_id:133                    self._on_disconnect.remove((conn_id, code))134    def call_on_drop(self):135        for code in self._on_drop:136            exec_msg = messages.Exec(self.ns, code, None)137            if opt_debug:138                daemon_log("on drop: %s" % (exec_msg,))139            rv = _local_execute(exec_msg)140            if opt_debug:141                daemon_log("on drop rv: %s" % (rv,))142    def read_rv(self, async_rv):143        """Return and remove asynchronous return value.144        """145        if self.ns != async_rv.ns:146            raise ValueError("Namespace mismatch")147        if (async_rv.ns in _g_async_rvs and148            async_rv.rvid in _g_async_rvs[async_rv.ns]):149            rv = _g_async_rvs[async_rv.ns][async_rv.rvid]150            if not isinstance(rv, pythonshare.InProgress):151                del _g_async_rvs[async_rv.ns][async_rv.rvid]152            return rv153        else:154            raise ValueError('Invalid return value id: "%s"'155                             % (async_rv.rvid,))156    def poll_rvs(self):157        """Returns list of Async_rv instances that are ready for reading.158        """159        rv = []160        for rvid, value in _g_async_rvs[self.ns].iteritems():161            if not isinstance(value, pythonshare.InProgress):162                rv.append(messages.Async_rv(self.ns, rvid))163        return rv164class Pythonshare_rns(object):165    """Remote namespace"""166    def __init__(self, conn, to_remote, from_remote):167        self.conn = conn168        self.to_remote = to_remote169        self.from_remote = from_remote170    def __del__(self):171        pythonshare._close(self.conn, self.to_remote, self.from_remote)172_g_local_namespaces = {}173# client-id -> set of namespaces174_g_namespace_users = {}175_g_executing_pythonshare_conn_id = None176# _g_remote_namespaces: namespace -> Connection to origin177_g_remote_namespaces = {}178# _g_namespace_exports: namespace -> list of Connections to which the179# namespace (remote or local) has been exported. If the namespace is180# deleted (or connection to origin is lost), these Connection objects181# are to be notified.182_g_namespace_exports = {}183_g_local_namespace_locks = {}184_g_async_rvs = {}185_g_async_rv_counter = 0186_g_server_shutdown = False187def _init_local_namespace(ns, init_code=None, force=False):188    if not ns in _g_local_namespaces:189        if opt_allow_new_namespaces or force:190            daemon_log('added local namespace "%s"' % (ns,))191            _g_local_namespaces[ns] = {192                "pythonshare_ns": Pythonshare_ns(ns),193                "Async_rv": pythonshare.messages.Async_rv194            }195            _g_local_namespace_locks[ns] = thread.allocate_lock()196            _g_async_rvs[ns] = {}197        else:198            raise ValueError('Unknown namespace "%s"' % (ns,))199    if init_code != None:200        try:201            exec init_code in _g_local_namespaces[ns]202        except Exception, e:203            daemon_log('namespace "%s" init error in <string>:\n%s\n\n%s' % (204                ns, code2string(init_code), exception2string(sys.exc_info())))205def _drop_local_namespace(ns):206    daemon_log('drop local namespace "%s"' % (ns,))207    _g_local_namespaces[ns]["pythonshare_ns"].call_on_drop()208    del _g_local_namespaces[ns]209    del _g_local_namespace_locks[ns]210    del _g_async_rvs[ns]211    # send notification to all connections in _g_namespace_exports[ns]?212def _drop_remote_namespace(ns):213    daemon_log('drop remote namespace "%s"' % (ns,))214    try:215        rns = _g_remote_namespaces[ns]216        del _g_remote_namespaces[ns]217        rns.__del__()218    except KeyError:219        pass # already dropped220    # send notification to all connections in _g_namespace_exports[ns]?221def _init_remote_namespace(ns, conn, to_remote, from_remote):...

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