[plot]matplotlib arrow
arrow_params = {'length_includes_head': True, 'shape': 'right'}#, # 'head_starts_at_zero': True} plt.arrow(x, y, dx, dy, alpha = .3, label = lb_road[rr], overhang = .2, ec = None, color = None, fc = cmap[rr%100], linewidth=0, width = .0003, head_width=.001, head_length=.001, **arrow_params) figure는 figsize=(20,20) 기반으로 했을 때 width, head_width, head_length가 저정도가 적절하..