import altair.vega.v2 as vg
spec = {
"width": 400,
"height": 200,
"padding": {"top": 10, "left": 30, "bottom": 30, "right": 10},
"data": [
{
"name": "table",
"values": [
{"x": 1, "y": 28}, {"x": 2, "y": 55},
{"x": 3, "y": 43}, {"x": 4, "y": 91},
{"x": 5, "y": 81}, {"x": 6, "y": 53},
{"x": 7, "y": 19}, {"x": 8, "y": 87},
{"x": 9, "y": 52}, {"x": 10, "y": 48},
{"x": 11, "y": 24}, {"x": 12, "y": 49},
{"x": 13, "y": 87}, {"x": 14, "y": 66},
{"x": 15, "y": 17}, {"x": 16, "y": 27},
{"x": 17, "y": 68}, {"x": 18, "y": 16},
{"x": 19, "y": 49}, {"x": 20, "y": 15}
]
}
],
"scales": [
{
"name": "x",
"type": "ordinal",
"range": "width",
"domain": {"data": "table", "field": "x"}
},
{
"name": "y",
"type": "linear",
"range": "height",
"domain": {"data": "table", "field": "y"},
"nice": True
}
],
"axes": [
{"type": "x", "scale": "x"},
{"type": "y", "scale": "y"}
],
"marks": [
{
"type": "rect",
"from": {"data": "table"},
"properties": {
"enter": {
"x": {"scale": "x", "field": "x"},
"width": {"scale": "x", "band": True, "offset": -1},
"y": {"scale": "y", "field": "y"},
"y2": {"scale": "y", "value": 0}
},
"update": {
"fill": {"value": "steelblue"}
},
"hover": {
"fill": {"value": "red"}
}
}
}
]
}
vg.renderers.get()(spec)
({'application/vnd.vega.v2+json': {'axes': [{'scale': 'x', 'type': 'x'}, {'scale': 'y', 'type': 'y'}], 'data': [{'name': 'table', 'values': [{'x': 1, 'y': 28}, {'x': 2, 'y': 55}, {'x': 3, 'y': 43}, {'x': 4, 'y': 91}, {'x': 5, 'y': 81}, {'x': 6, 'y': 53}, {'x': 7, 'y': 19}, {'x': 8, 'y': 87}, {'x': 9, 'y': 52}, {'x': 10, 'y': 48}, {'x': 11, 'y': 24}, {'x': 12, 'y': 49}, {'x': 13, 'y': 87}, {'x': 14, 'y': 66}, {'x': 15, 'y': 17}, {'x': 16, 'y': 27}, {'x': 17, 'y': 68}, {'x': 18, 'y': 16}, {'x': 19, 'y': 49}, {'x': 20, 'y': 15}]}], 'height': 200, 'marks': [{'from': {'data': 'table'}, 'properties': {'enter': {'width': {'band': True, 'offset': -1, 'scale': 'x'}, 'x': {'field': 'x', 'scale': 'x'}, 'y': {'field': 'y', 'scale': 'y'}, 'y2': {'scale': 'y', 'value': 0}}, 'hover': {'fill': {'value': 'red'}}, 'update': {'fill': {'value': 'steelblue'}}}, 'type': 'rect'}], 'padding': {'bottom': 30, 'left': 30, 'right': 10, 'top': 10}, 'scales': [{'domain': {'data': 'table', 'field': 'x'}, 'name': 'x', 'range': 'width', 'type': 'ordinal'}, {'domain': {'data': 'table', 'field': 'y'}, 'name': 'y', 'nice': True, 'range': 'height', 'type': 'linear'}], 'width': 400}, 'text/plain': '<Vega 2 object>'}, {})
vg.vega(spec, validate=True)
vg.renderers.enable('json')
vg.vega(spec, validate=True)
<Vega 2 object>