MATLAB startup option should be a string 'background' must be boolean use either 'async' or 'background' the 'async' keyword will be removed in a future release. Use 'background' instead 'async' must be boolean attribute cannot be added to MatlabEngine 'nargout' must be integer, not {0} 'nargout' must be greater than or equal to 0 invalid keyword argument {0} 'stdout' must be {0}, not {1} 'stderr' must be {0}, not {1} variable name must be string, not {0} variable name is not valid in MATLAB attribute cannot be added to MatlabWorkSpace MATLAB has already terminated the MATLAB function has been cancelled timeout from execution of the MATLAB function 'timeout' must be numeric, not {0} 'timeout' cannot be a negative number timeout from launch of the MATLAB timeout from connection of the shared MATLAB session launch of MATLAB has been cancelled connection to the shared MATLAB session has been cancelled MATLAB startup option should be a Python object MATLAB startup option should be a list of strings handle to MATLAB instance should be a long integer mwEvaluateFunction takes at least 3 arguments MATLAB function should be a string of ASCII characters number of outputs should be an integer keyword should be a string mwGetFEvalResult takes exactly 3 positional arguments handle to the future result should be a long integer handle to the console output should be a long integer handle to the console error should be a long integer handles should be stored as a tuple timeout length in seconds should be an integer or float or None StringIO does not exist StringIO is required for console error StringIO is required for console output MATLAB function cannot be evaluated variable name should be a string unsupported data type returned from MATLAB function handle cannot be returned from MATLAB