python-nvd3/examples/discreteBarChart_with_date.py at develop · hackengineer/python-nvd3

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#!/usr/bin/python

# -*- coding: utf-8 -*-

"""

Examples for Python-nvd3 is a Python wrapper for NVD3 graph library.

NVD3 is an attempt to build re-usable charts and chart components

for d3.js without taking away the power that d3.js gives you.

Project location : https://github.com/areski/python-nvd3

"""

from nvd3 import discreteBarChart

import random

import datetime

import time

# Open File for test

output_file = open('test_discreteBarChart_with_date.html', 'w')

type = "discreteBarChart"

start_time = int(time.mktime(datetime.datetime(2012, 6, 1).timetuple()) * 1000)

nb_element = 10

xdata = list(range(nb_element))

xdata = [start_time + x * 1000000000 for x in xdata]

ydata = [i + random.randint(1, 10) for i in range(nb_element)]

chart = discreteBarChart(name=type, height=400, width=600, x_is_date=True, x_axis_format="%d-%b")

chart.set_containerheader("\n\n<h2>" + type + "</h2>\n\n")

extra_serie = {"tooltip": {"y_start": "", "y_end": " cal"}}

chart.add_serie(y=ydata, x=xdata, extra=extra_serie)

chart.buildhtml()

output_file.write(chart.htmlcontent)

# ---------------------------------------

# close Html file

output_file.close()