Modified python_shell_mixin so that you can now run_source with real exceptions or the standard sanitised messages to stderr.  This means that executing CodeRunner in a network will generate real exceptions, thereby stopping the network execution.
Modified python_shell_mixin so that you can now run_source with real exceptions or the standard sanitised messages to stderr.  This means that executing CodeRunner in a network will generate real exceptions, thereby stopping the network execution.

nagyistoce/devide,fvpolpeta/devide,zhangfangyan/devide,zhangfangyan/devide,chrisidefix/devide,ivoflipse/devide,fvpolpeta/devide,chrisidefix/devide,nagyistoce/devide,ivoflipse/devide