Corrected example.py so that it also works with Python 2.
Clarified the README to highlight that the cmsisdsp Python package
is installed in editable mode when using the command line of the README
file.
diff --git a/CMSIS/DSP/PythonWrapper/example.py b/CMSIS/DSP/PythonWrapper/example.py
index 26d8382..80fd87a 100644
--- a/CMSIS/DSP/PythonWrapper/example.py
+++ b/CMSIS/DSP/PythonWrapper/example.py
@@ -70,7 +70,7 @@
# Here we demonstrate how we can process a long sequence of samples per block
# and thus check that the state of the biquad is well updated and preserved
# between the calls.
-half = round(nbSamples / 2)
+half = int(round(nbSamples / 2))
res2a=dsp.arm_biquad_cascade_df1_q31(biquadQ31,sigQ31[1:half])
res2b=dsp.arm_biquad_cascade_df1_q31(biquadQ31,sigQ31[half+1:nbSamples])
res2=Q31toF32(np.hstack((res2a,res2b)))