Encapsulate a context within the Python interpreter.
This will preserve local variables and changes to the Python interpreter
made by 'from ___future__ import feature' across calls to this.py_eval and
this.py_stmts.
Otherwise, will not segregate global changes made to the Python interpreter.
Encapsulate a context within the Python interpreter.
This will preserve local variables and changes to the Python interpreter made by 'from ___future__ import feature' across calls to this.py_eval and this.py_stmts.
Otherwise, will not segregate global changes made to the Python interpreter.