Heatmap chart doesn't give the desired result instead plot the line graph.

[ninjakx]

I am trying to generate the heatmap using the example heatmap code:

# -*- coding: utf-8 -*-
"""
Highcharts Demos
Heatmap: http://www.highcharts.com/demo/heatmap
"""
from highcharts import Highchart
H = Highchart()

data = [
    [0, 0, 10],
    [0, 1, 19],
    [0, 2, 8],
    [0, 3, 24],
    [0, 4, 67],
    [1, 0, 92],
    [1, 1, 58],
    [1, 2, 78],
    [1, 3, 117],
    [1, 4, 48],
    [2, 0, 35],
    [2, 1, 15],
    [2, 2, 123],
    [2, 3, 64],
    [2, 4, 52],
    [3, 0, 72],
    [3, 1, 132],
    [3, 2, 114],
    [3, 3, 19],
    [3, 4, 16],
    [4, 0, 38],
    [4, 1, 5],
    [4, 2, 8],
    [4, 3, 117],
    [4, 4, 115],
    [5, 0, 88],
    [5, 1, 32],
    [5, 2, 12],
    [5, 3, 6],
    [5, 4, 120],
    [6, 0, 13],
    [6, 1, 44],
    [6, 2, 88],
    [6, 3, 98],
    [6, 4, 96],
    [7, 0, 31],
    [7, 1, 1],
    [7, 2, 82],
    [7, 3, 32],
    [7, 4, 30],
    [8, 0, 85],
    [8, 1, 97],
    [8, 2, 123],
    [8, 3, 64],
    [8, 4, 84],
    [9, 0, 47],
    [9, 1, 114],
    [9, 2, 31],
    [9, 3, 48],
    [9, 4, 91]
]

H.add_data_set(data, )

H.set_options('chart', {
    'type': 'heatmap',
    'marginTop': 40,
    'marginBottom': 80,
    'plotBorderWidth': 1
})

H.set_options('xAxis', {
    'categories': 
        ['Alexander', 'Marie', 'Maximilian', 'Sophia', 'Lukas', 'Maria', 'Leon', 'Anna', 'Tim', 'Laura']
})

H.set_options('yAxis', {
    'categories': ['Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday'],
    'title': None
})

H.set_options('title', {
    'text': "Sales per employee per weekday"
})

H.set_options('colorAxis', {
    'min': 0,
    'minColor': '#FFFFFF',
    'maxColor': '#7CB5EC'
})

H.set_options('legend', {
    'align': 'right',
    'layout': 'vertical',
    'margin': 0,
    'verticalAlign': 'top',
    'y': 25,
    'symbolHeight': 280
})

H.set_options('tooltip', {
    'formatter': "function () {" + 
                "return '<b>' + this.series.xAxis.categories[this.point.x] + '</b> sold <br><b>' +" +
                    "this.point.value + '</b> items on <br><b>' + this.series.yAxis.categories[this.point.y] + '</b>';" +
            "}"
})

H

resulted plot:

Expected: