import numpy as np
import pandas as pd
point = pd.read_csv('waypoint21.csv')
with pd.option_context('display.precision', 12): # 关键部分
# print(point)
B0 = np.double(point.loc[0, ['Lat']])
L0 = np.double(point.loc[0, ['Lon']])
# print(B0, L0)
for i in range(len(point)):
if i % 20 == 0:
waypoint = point.loc[i, ["Lat", "Lon", "Heading"]].values.astype(float)
lat = np.double(waypoint[[0]])
lon = np.double(waypoint[[1]])
x, y = transformation(lat, lon, B0, L0)
line = "%s,%s,%s" % (x, y, waypoint[[2]][0])
with open("b.csv", 'a+') as f:
f.write(line + '
')