MAINT: Copy the `_methods._std` code-path for handling `nanstd` object-arrays
MAINT: Copy the `_methods._std` code-path for handling `nanstd` object-arrays

https://github.com/numpy/numpy/blob/410a89ef04a2d3c50dd2dba2ad403c872c3745ac/numpy/core/_methods.py#L265-L270

pdebuyl/numpy,pdebuyl/numpy,anntzer/numpy,numpy/numpy,numpy/numpy,rgommers/numpy,rgommers/numpy,simongibbons/numpy,mhvk/numpy,simongibbons/numpy,seberg/numpy,mhvk/numpy,seberg/numpy,mhvk/numpy,charris/numpy,pdebuyl/numpy,rgommers/numpy,jakirkham/numpy,simongibbons/numpy,endolith/numpy,charris/numpy,jakirkham/numpy,pdebuyl/numpy,jakirkham/numpy,seberg/numpy,charris/numpy,simongibbons/numpy,endolith/numpy,numpy/numpy,endolith/numpy,rgommers/numpy,anntzer/numpy,seberg/numpy,mhvk/numpy,anntzer/numpy,mattip/numpy,mattip/numpy,mhvk/numpy,jakirkham/numpy,charris/numpy,anntzer/numpy,numpy/numpy,endolith/numpy,simongibbons/numpy,jakirkham/numpy,mattip/numpy,mattip/numpy