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Merge pull request #2051 from jasongrout/stream-metadata

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Add a metadata attribute to messages

subheader is removed in favor of the new metadata dict,
reducing degeneracy.
This commit is contained in:
Min RK 2012-07-20 22:16:50 -07:00
commit 8b34dfc405
1 changed files with 11 additions and 8 deletions
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17
IPython/frontend/html/notebook/static/js/kernel.js
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@ -43,6 +43,7 @@ var IPython = (function (IPython) {
session : this.session_id,
msg_type : msg_type
},
metadata : {},
content : content,
parent_header : {}
};
@ -220,19 +221,19 @@ var IPython = (function (IPython) {
// 'set_next_input': set_next_input_callback
// }
//
// The execute_reply_callback will be passed the content object of the execute_reply
// The execute_reply_callback will be passed the content and metadata objects of the execute_reply
// message documented here:
//
// http://ipython.org/ipython-doc/dev/development/messaging.html#execute
//
// The output_callback will be passed msg_type ('stream','display_data','pyout','pyerr')
// of the output and the content object of the PUB/SUB channel that contains the
// of the output and the content and metadata objects of the PUB/SUB channel that contains the
// output:
//
// http://ipython.org/ipython-doc/dev/development/messaging.html#messages-on-the-pub-sub-socket
//
// The clear_output_callback will be passed a content object that contains
// stdout, stderr and other fields that are booleans.
// stdout, stderr and other fields that are booleans, as well as the metadata object.
//
// The set_next_input_callback will be passed the text that should become the next
// input cell.
@ -313,12 +314,13 @@ var IPython = (function (IPython) {
reply = $.parseJSON(e.data);
var header = reply.header;
var content = reply.content;
var metadata = reply.metadata;
var msg_type = header.msg_type;
var callbacks = this.get_callbacks_for_msg(reply.parent_header.msg_id);
if (callbacks !== undefined) {
var cb = callbacks[msg_type];
if (cb !== undefined) {
cb(content);
cb(content, metadata);
}
};
@ -347,9 +349,10 @@ var IPython = (function (IPython) {
Kernel.prototype._handle_iopub_reply = function (e) {
reply = $.parseJSON(e.data);
var reply = $.parseJSON(e.data);
var content = reply.content;
var msg_type = reply.header.msg_type;
var metadata = reply.metadata;
var callbacks = this.get_callbacks_for_msg(reply.parent_header.msg_id);
if (msg_type !== 'status' && callbacks === undefined) {
// Message not from one of this notebook's cells and there are no
@ -360,7 +363,7 @@ var IPython = (function (IPython) {
if (output_types.indexOf(msg_type) >= 0) {
var cb = callbacks['output'];
if (cb !== undefined) {
cb(msg_type, content);
cb(msg_type, content, metadata);
}
} else if (msg_type === 'status') {
if (content.execution_state === 'busy') {
@ -374,7 +377,7 @@ var IPython = (function (IPython) {
} else if (msg_type === 'clear_output') {
var cb = callbacks['clear_output'];
if (cb !== undefined) {
cb(content);
cb(content, metadata);
}
};
};