gempy to load csv data

[66mengyu]

when I use the gempy to load the data,the data files and code file in the one ,but all the time happen the following errors.
code:geo_data = gp.create_data(extent = [0,1000,0,1000,0,1000],
resolution = [50, 50, 50],
path_o = 'model1_orientations.csv',
path_i = 'model1_surface_points.csv')
errors:
File "D:\anaconda\install\lib\site-packages\pandas\io\common.py", line 707, in get_handle
newline="",

FileNotFoundError: [Errno 2] No such file or directory: 'model1_surface_points.csv'
why?please help me.