X-Git-Url: https://git.ayoreis.com/Adafruit_Blinka-hackapet.git/blobdiff_plain/dc1dbc63c4313cb03370c4dcc9c022668dd3982d..3fb96d8f4c44dc949119627833897f1ef58b81e5:/src/board.py

diff --git a/src/board.py b/src/board.py
index ebdc21f..9cdd379 100755
--- a/src/board.py
+++ b/src/board.py
@@ -28,7 +28,6 @@ See `CircuitPython:board` in CircuitPython for more details.
 * Author(s): cefn
 """
 import sys
-import busio
 
 import adafruit_platformdetect.constants.boards as ap_board
 from adafruit_blinka.agnostic import board_id, detector
@@ -225,15 +224,19 @@ elif "sphinx" in sys.modules:
 else:
     raise NotImplementedError("Board not supported {}".format(board_id))
 
-if SDA and SCL:
+if "SCL" in locals() and "SDA" in locals():
 
     def I2C():
         """The singleton I2C interface"""
+        import busio
+
         return busio.I2C(SCL, SDA)
 
 
-if SCLK:
+if "SCLK" in locals() and "MOSI" in locals() and "MISO" in locals():
 
     def SPI():
         """The singleton SPI interface"""
+        import busio
+
         return busio.SPI(SCLK, MOSI, MISO)