Using the error statistics that appear in Python

1, unsupported operand type (s) for/: ' Map ' and ' int '

Machine Learning Practical PCA Program

Traceback (most recent):   " <ipython-input-29-808c65c1265e> "  in <module>    lowdmat,reconmat=pca.pca (datamat,1)  "i:\ python\pca\pca.py" in PCA    = mean (Datamat, axis=0)

Workaround:

2, Typeerror:ufunc ' isNaN ' not supported for the input types, and the inputs could not being safely coerced to any supported Types according to the casting rule ' safe '

Traceback (most recent): File"<ipython-input-17-945c872e5152>", Line 1,inch<module>Datamat=Pca.replacenanwithmean () File"I:\python\PCA\pca.py", line 59,inchReplacenanwithmean Meanval= Mean (Datmat[nonzero (~isNaN (Datmat[:,i]. A)) [0],i]) Typeerror:ufunc'isNaN'  notSupported forThe input types, andThe inputs could notBe
Safely coerced to any supported types according to the casting rule"'Safe"'

Using the error statistics that appear in Python