[issue47020] float('nan')==math.nan does NOT evaluate to True (as suggested by documentation).

New submission from Pablo Dumas : float('nan')==math.nan does NOT evaluate to True (as suggested by documentation). On the other hand, float('inf')==math.inf DOES evaluate to True (as suggested by documentation). Documentation we're referring to: https://docs.python.org/3.8/library

[issue41277] documentation: os.setxattr() errno EEXIST and ENODATA

New submission from Pablo Dumas : Shouldn't os.setxattr() errno EEXIST be when "XATTR_CREATE was specified, and the attribute exists already" and errno ENODATA be when "XATTR_REPLACE was specified, and the attribute does not exist."? In the current os module documentation