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close websocket connections on ping/pong timeout...
close websocket connections on ping/pong timeout we recently added ws pings for keep alive, and we can now use the longs to close dead connections. This can apparently happen when connections are not closed cleanly, e.g. on VPNs. Setting ws_ping_timeout = 0 disables the ping mechanism altogether.
Jessica B. Hamrick - - Load All Authors

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r16910:4d8cb5a9
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v4.withref.json
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{
"$schema": "http://json-schema.org/draft-04/schema#",
"description": "IPython Notebook v4.0 JSON schema.",
"type": "object",
"additionalProperties": false,
"required": ["metadata", "nbformat_minor", "nbformat", "cells"],
"properties": {
"metadata": {
"description": "Notebook root-level metadata.",
"type": "object",
"additionalProperties": true,
"properties": {
"kernel_info": {
"description": "Kernel information.",
"type": "object",
"required": ["name", "language"],
"properties": {
"name": {
"description": "Name of the kernel specification.",
"type": "string"
},
"language": {
"description": "The programming language which this kernel runs.",
"type": "string"
},
"codemirror_mode": {
"description": "The codemirror mode to use for code in this language.",
"type": "string"
}
}
},
"signature": {
"description": "Hash of the notebook.",
"type": "string"
},
"orig_nbformat": {
"description": "Original notebook format (major number) before converting the notebook between versions.",
"type": "integer",
"minimum": 1
}
}
},
"nbformat_minor": {
"description": "Notebook format (minor number). Incremented for backward compatible changes to the notebook format.",
"type": "integer",
"minimum": 0
},
"nbformat": {
"description": "Notebook format (major number). Incremented between backwards incompatible changes to the notebook format.",
"type": "integer",
"minimum": 4,
"maximum": 4
},
"cells": {
"description": "Array of cells of the current notebook.",
"type": "array",
"items": {
"type": "object",
"oneOf": [
{"$ref": "/definitions/raw_cell"},
{"$ref": "/definitions/markdown_cell"},
{"$ref": "/definitions/heading_cell"},
{"$ref": "/definitions/code_cell"}
]
}
}
},
"definitions": {
"raw_cell": {
"description": "Notebook raw nbconvert cell.",
"type": "object",
"additionalProperties": false,
"required": ["cell_type", "metadata"],
"properties": {
"cell_type": {
"description": "String identifying the type of cell.",
"enum": ["raw"]
},
"metadata": {
"description": "Cell-level metadata.",
"type": "object",
"additionalProperties": true,
"properties": {
"format": {
"description": "Raw cell metadata format for nbconvert.",
"type": "string"
},
"name": {"$ref": "/definitions/misc/metadata_name"},
"tags": {"$ref": "/definitions/misc/metadata_tags"}
}
},
"source": {"$ref": "/definitions/misc/source"}
}
},
"markdown_cell": {
"description": "Notebook markdown cell.",
"type": "object",
"additionalProperties": false,
"required": ["cell_type", "metadata"],
"properties": {
"cell_type": {
"description": "String identifying the type of cell.",
"enum": ["markdown"]
},
"metadata": {
"description": "Cell-level metadata.",
"type": "object",
"properties": {
"name": {"$ref": "/definitions/misc/metadata_name"},
"tags": {"$ref": "/definitions/misc/metadata_tags"}
},
"additionalProperties": true
},
"source": {"$ref": "/definitions/misc/source"}
}
},
"heading_cell": {
"description": "Notebook heading cell.",
"type": "object",
"additionalProperties": false,
"required": ["cell_type", "metadata", "source", "level"],
"properties": {
"cell_type": {
"description": "String identifying the type of cell.",
"enum": ["heading"]
},
"metadata": {
"description": "Cell-level metadata.",
"type": "object",
"properties": {
"name": {"$ref": "/definitions/misc/metadata_name"},
"tags": {"$ref": "/definitions/misc/metadata_tags"}
},
"additionalProperties": true
},
"source": {"$ref": "/definitions/misc/source"},
"level": {
"description": "Level of heading cells.",
"type": "integer",
"minimum": 1,
"maximum": 6
}
}
},
"code_cell": {
"description": "Notebook code cell.",
"type": "object",
"additionalProperties": false,
"required": ["cell_type", "metadata", "source", "outputs", "prompt_number"],
"properties": {
"cell_type": {
"description": "String identifying the type of cell.",
"enum": ["code"]
},
"metadata": {
"description": "Cell-level metadata.",
"type": "object",
"additionalProperties": true,
"properties": {
"collapsed": {
"description": "Whether the cell is collapsed/expanded.",
"type": "boolean"
},
"autoscroll": {
"description": "Whether the cell's output is scrolled, unscrolled, or autoscrolled.",
"enum": [true, false, "auto"]
},
"name": {"$ref": "/definitions/misc/metadata_name"},
"tags": {"$ref": "/definitions/misc/metadata_tags"}
}
},
"source": {"$ref": "/definitions/misc/source"},
"outputs": {
"description": "Execution, display, or stream outputs.",
"type": "array",
"items": {
"type": "object",
"oneOf": [
{"$ref": "/definitions/execute_result"},
{"$ref": "/definitions/display_data_output"},
{"$ref": "/definitions/stream_output"},
{"$ref": "/definitions/error_output"}
]
}
},
"prompt_number": {
"description": "The code cell's prompt number. Will be null if the cell has not been run.",
"type": ["integer", "null"],
"minimum": 0
}
}
},
"execute_result": {
"description": "Result of executing a code cell.",
"type": "object",
"additionalProperties": false,
"required": ["output_type", "metadata", "prompt_number"],
"properties": {
"output_type": {
"description": "Type of cell output.",
"enum": ["execute_result"]
},
"metadata": {"$ref": "/definitions/misc/output_metadata"},
"prompt_number": {"$ref": "/definitions/misc/prompt_number"}
},
"patternProperties": {"$ref": "/definitions/misc/mimetype"}
},
"display_data_output": {
"description": "Data displayed as a result of code cell execution.",
"type": "object",
"additionalProperties": false,
"required": ["output_type", "metadata"],
"properties": {
"output_type": {
"description": "Type of cell output.",
"enum": ["display_data"]
},
"metadata": {"$ref": "/definitions/misc/output_metadata"}
},
"patternProperties": {"$ref": "/definitions/misc/mimetype"}
},
"stream_output": {
"description": "Stream output from a code cell.",
"type": "object",
"additionalProperties": false,
"required": ["output_type", "metadata", "stream"],
"properties": {
"output_type": {
"description": "Type of cell output.",
"enum": ["stream"]
},
"metadata": {"$ref": "/definitions/misc/output_metadata"},
"stream": {
"description": "The stream type/destination.",
"type": "string"
},
"text/plain": {
"description": "The stream's text output, represented as an array of strings.",
"oneOf": {"$ref": "/definitions/misc/multiline_string"}
}
}
},
"error_output": {
"description": "Output of an error that occurred during code cell execution.",
"type": "object",
"additionalProperties": false,
"required": ["output_type", "metadata", "ename", "evalue", "traceback"],
"properties": {
"output_type": {
"description": "Type of cell output.",
"enum": ["error"]
},
"metadata": {"$ref": "/definitions/misc/output_metadata"},
"ename": {
"description": "The name of the error.",
"type": "string"
},
"evalue": {
"description": "The value, or message, of the error.",
"type": "string"
},
"traceback": {
"description": "The error's traceback, represented as an array of strings.",
"type": "array",
"items": {"type": "string"}
}
}
},
"misc": {
"metadata_name": {
"description": "The cell's name. If present, must be a non-empty string.",
"type": "string",
"pattern": "^.+$"
},
"metadata_tags": {
"description": "The cell's tags. Tags must be unique, and must not contain commas.",
"type": "array",
"uniqueItems": true,
"items": {
"type": "string",
"pattern": "^[^,]+$"
}
},
"source": {
"description": "Contents of the cell, represented as an array of lines.",
"oneOf": {"$ref": "/definitions/misc/multiline_string"}
},
"prompt_number": {
"description": "The code cell's prompt number. Will be null if the cell has not been run.",
"type": ["integer", "null"],
"minimum": 0
},
"mimetype": {
"^[a-zA-Z0-9+-]+/[a-zA-Z0-9+-]+$": {
"description": "The cell's mimetype output (e.g. text/plain), represented as either an array of strings or a string.",
"oneOf": {"$ref": "/definitions/misc/multiline_string"}
}
},
"output_metadata": {
"description": "Cell output metadata.",
"type": "object",
"additionalProperties": true
},
"multiline_string": [
{"type": "string"},
{
"type": "array",
"items": {"type": "string"}
}
]
}
}
}