Eduardo-Coelhos-MacBook-Pro:testing_execnet eduardo$ python3 test_execnet.py 
********** python **********
TERM =  xterm-color
Apple_PubSub_Socket_Render =  /tmp/launch-flWHKV/Render
TMPDIR =  /var/folders/Oy/OybC0rKlETac82R2+epBrk+++TI/-Tmp-/
SHLVL =  1
OLDPWD =  /Users/eduardo
SSH_AUTH_SOCK =  /tmp/launch-4duNpk/Listeners
LC_CTYPE =  UTF-8
TERM_PROGRAM_VERSION =  273
__CF_USER_TEXT_ENCODING =  0x1F5:0:0
PWD =  /Users/eduardo/Workspace/PythonToolbox/TestingExecnet/src/testing_execnet
SHELL =  /bin/bash
LOGNAME =  eduardo
USER =  eduardo
PATH =  /usr/bin:/bin:/usr/sbin:/sbin:/usr/local/bin:/usr/texbin:/usr/X11/bin
HOME =  /Users/eduardo
TERM_PROGRAM =  Apple_Terminal
DISPLAY =  /tmp/launch-UmttMW/org.x:0
_ =  /usr/local/bin/python3
COMMAND_MODE =  legacy
********** python3 **********
TERM =  xterm-color
Apple_PubSub_Socket_Render =  /tmp/launch-flWHKV/Render
TMPDIR =  /var/folders/Oy/OybC0rKlETac82R2+epBrk+++TI/-Tmp-/
SHLVL =  1
OLDPWD =  /Users/eduardo
SSH_AUTH_SOCK =  /tmp/launch-4duNpk/Listeners
LC_CTYPE =  UTF-8
TERM_PROGRAM_VERSION =  273
__CF_USER_TEXT_ENCODING =  0x1F5:0:0
PWD =  /Users/eduardo/Workspace/PythonToolbox/TestingExecnet/src/testing_execnet
SHELL =  /bin/bash
LOGNAME =  eduardo
USER =  eduardo
PATH =  /usr/bin:/bin:/usr/sbin:/sbin:/usr/local/bin:/usr/texbin:/usr/X11/bin
HOME =  /Users/eduardo
TERM_PROGRAM =  Apple_Terminal
DISPLAY =  /tmp/launch-UmttMW/org.x:0
_ =  /usr/local/bin/python3
COMMAND_MODE =  legacy
Eduardo-Coelhos-MacBook-Pro:testing_execnet eduardo$