def create_scatter_plot(releases):
number_of_bidders = []
delta_time = []
for release in releases:
start = get_start_date(release)
award = get_award_date(release)
delta = get_difference_in_days(start, award)
delta_time.append(delta)
number_of_bidders.append(get_number_of_bidders(release))
scatter_plot = scatter(delta_time, number_of_bidders,
fill_alpha=0.2, size=10,
name="period between start of tender period and award date vs amount of bidders")
scatter_plot.title = "period vs. bidders"
xaxis()[0].axis_label = "Days"
yaxis()[0].axis_label = "Number of Bidders"
show()
def test_get_start_date(release):
assert get_start_date(release) == "2013-06-11"