import sys
sys.path.append("C:/Users/aguillem/AppData/Local/Continuum/anaconda3/Lib/site-packages")
from pyftdi.spi import SpiController


spi = SpiController(cs_count=1)
spi.configure('ftdi://ftdi:232h:FT337Y88/1')
slave = spi.get_port(cs=0, freq=1000000, mode=3) # 0 = half duplex // 3 = full duplex
write_buf = b'\x00\x03\x04'
read_buf = slave.exchange(write_buf, duplex=True).tobytes()
print("write buf ¦{}¦  \nread buf  ¦{}¦".format(write_buf, read_buf))