GeoBases visualize method used to display custom markers and lines on a map, *development version*.

geobases_custom_map.py

#!/usr/bin/python
# -*- coding: utf-8 -*-

"""
Drawing some lines between airports on a map.
"""

from GeoBases import GeoBase

def main():
    """Main function.
    """
    g = GeoBase('ori_por', verbose=False)

    # 1) List of icons displayed
    # 2) Icons for which data is not in the base
    icons   = ['ORY', 'NCE', 'MUC', 'MAD', 'BES']
    a_icons = [(48.7, 2.35)]

    # 1) List of lines displayed
    # 2) Lines for which data is not in the base
    lines = [
        ['ORY', 'NCE'],
        ['ORY', 'MAD'],
        ['ORY', 'MUC'],
        ['ORY', 'TLS']  # note that TLS has no marker
    ]
    a_lines = [
        [(48.7, 2.35), (48.7, 2.25), (49.7, 2.35)]
    ]

    g.visualize(output='the_gist',           # name of the html output
                icon_label='name',           # field name is used for titles
                icon_weight='page_rank',     # circle size is based on page_rank
                icon_color='country_code',   # marker color is based on country_code
                icon_type='auto',            # icon size will be based on their number
                from_keys=icons,             # icons are specified from iterable of keys
                add_lines=lines,             # lines are specified from iterable of (key1, key2)
                add_anonymous_icons=a_icons, # additional icons from geocodes
                add_anonymous_lines=a_lines, # additional lines from geocodes
                catalog=None,                # keep the original catalog of colors for overriding
                line_colors=('black',        # override default line colors to settle argument
                             'white',        # over color prettiness :)
                             'purple',
                             'green'),
                link_duplicates=True)        # draw lines from duplicates analysis


if __name__ == '__main__':
    # Once this script has run,
    # display your map with:
    # $ firefox the_gist_map.html
    main()