An MBA working in Analytics Consulting and gradually getting more and more into ML/DL.
My answers:
metaclass : enforcing @property decorator in subclasses
sys.modules : moving modules into sub-directory w/o breaking existing import
__getattribute__ : add simple logging while attribute lookup
Discrepancy in pandas resample for boolean sum
json_normalize with df.explode
np.busday_count and df.apply(...,axis=1)
Averaging list of Pandas dataframes using np.einsum