can be replaced bysheet column format(["column ""column "]strmigrate from to explicit importsno longer needed please forget about these statementsimport pyexcel ext xls import pyexcel ext ods import pyexcel ext xlsx they are no longer needed as long as you have pip-installed themthey will be auto-loaded howeverif you do not want some of the pluginsplease use pip to uninstall them what if you have your code as it isno harm but few warnings showndeprecated usage since vexplicit import is no longer required pyexcel ext ods '-is auto imported invalid environment markerplatform_python_implementation=="pypyyesit is surprise please upgrade setuptools in your environmentpip install --upgrade setuptools at the time of writingsetuptools (or setuptools--py py -none-any whl is installed on author' computer and worked how to keep both pyexcel-xls and pyexcel-xlsx as in issue pyexcel-xls was used for xls and pyexcel-xlsx had to be used for xlsx both must co-exist due to requirements the workaround would failed when auto-import are enabled in henceuser of pyexcel in this situation shall use 'libraryparameter to all signature functionsto instruct pyexcel to use named library for each function call pyexcel get_io is no longer exposed pyexcel get_io was passed on from pyexcel-io cel_io manager rwmanager get_io if you have to howeverit is no longer exposed please use pyexyou are likely to use pyexcel get_io when you do pyexcel sheet save_to_memory(or pyexcel book save_to_memory(where you need to put in io stream but actuallywith latest codeyou could put in none migrate from to "writeris goneplease use save_as here is piece of legacy code change log