def set_contrast(value):
    command([0x21, 0x14, value, 0x20, 0x0c])
Sets the Authorization header and makes the HTTP request.
dataset/ETHPy150Open rm-hull/pcd8544/src/lcd.py/set_contrast--crossover with--dataset/ETHPy150Open acil-bwh/SlicerCIP/Scripted/attic/PicasaSnap/gdata/auth.py/OAuthToken.perform_request