DOC: adding docstring to TooHardError class (#21471)
DOC: adding docstring to TooHardError class (#21471)


anntzer/numpy,pdebuyl/numpy,endolith/numpy,endolith/numpy,anntzer/numpy,rgommers/numpy,mhvk/numpy,rgommers/numpy,endolith/numpy,mhvk/numpy,anntzer/numpy,mattip/numpy,rgommers/numpy,anntzer/numpy,rgommers/numpy,pdebuyl/numpy,mattip/numpy,numpy/numpy,endolith/numpy,numpy/numpy,charris/numpy,mattip/numpy,charris/numpy,charris/numpy,numpy/numpy,mattip/numpy,pdebuyl/numpy,mhvk/numpy,numpy/numpy,mhvk/numpy,mhvk/numpy,pdebuyl/numpy,charris/numpy