def draw_MultipleLine(L, pos, ax, sg=None):
for n in L:
c = Circle(pos[n], radius=0.05, alpha=0.7)
ax.add_patch(c)
L.node[n]['patch'] = c
x, y = pos[n]
seen = {}
for (u, v, d) in L.edges(data=True):
n1 = L.node[u]['patch']
n2 = L.node[v]['patch']
rad = 0.1
if (u, v) in seen:
rad = seen.get((u, v))
rad = (rad + np.sign(rad) * 0.1) * -1
alpha = 0.5
style = d['sty']
if style == 1:
color = 'r'
elif style == 2:
color = 'b'
elif style == 3:
color = 'k'
elif style == 4:
color = 'y'
elif style == 5:
color = 'g'
width = d['width']
line = width
e = FancyArrowPatch(n1.center,
n2.center,
patchA=n1,
patchB=n2,
arrowstyle='-|>',
connectionstyle='arc3,rad=%s' % rad,
mutation_scale=10.0,
lw=2,
alpha=alpha,
color=color)
e.set_linewidth(line)
e.set_label(line)
seen[(u, v)] = rad
ax.add_patch(e)
return e
