#y = _y[8:]
# find the period
h0 = h[0]
period = -1
for i in range(1,len(x)):
if (abs(h[i]-h0) < 0.1):
period = i
assert period!=-1, "No periodicity found!\n"
periods = math.floor(len(x) / period)
print("Period: {0}/{1}".format(period,len(x)))
i_q = int(period / 3)
c_points = [ Point(x[i],y[i]) for i in (0,i_q,i_q*2) ]
print(' '.join(map(str,c_points)))
circle = Circle.from3(*c_points)
print("(Est) 3P circle: ({0:.02f},{1:.02f}) {2:.02f}\n".format(
circle.c.x,circle.c.y,circle.r));
# calculate r and c
diameter = np.max(x)-np.min(x)
center_x = np.mean(x)
center_y = np.mean(y)
print("(Est) circle: ({0:.02f},{1:.02f}) {2:.02f}\n".format(
center_x,center_y,diameter/2));
#center_y += 26
# d_circle = plt.Circle([287.24,405.11],114.7,color='r',alpha=.2)
# d_circle = plt.Circle([circle.c.x,circle.c.y],circle.r,color='r',alpha=.2)
d_circle = plt.Circle([center_x,center_y],diameter/2,color='r',alpha=.2)
