bblay

import glob
import os
from argparse import ArgumentParser

import matplotlib.pyplot as plt


if __name__ == '__main__':
    arg_parser = ArgumentParser(description='produce a line length histogram for a source folder')
    arg_parser.add_argument('source')

bblay

from cartopy.crs import PlateCarree, TransverseMercator

plate_carree = PlateCarree()
trans_merc = TransverseMercator()
print trans_merc.transform_point(1, 55, src_crs=plate_carree)

bblay

mins_per_day = 24 * 60

def identify_overtakes(num_hours):
    num_mins = num_hours * 60
    overtakes = []
    last_diffs = [0.0, 0.0]

    for i in xrange(num_mins):