slow performance

User 5248 | 7/8/2016, 2:30:36 PM

hi i am trying to execute the simple code in ipython but it doesn't show me output sometimes. the little star in bracket doesn't go away . i have put a image to illustrate my purpose clearly .

Comments

User 15 | 7/8/2016, 6:03:20 PM

When I execute this code in a Jupyter notebook, it opens up a text box for me to enter the values. Do you not see this anywhere? Perhaps it is appearing somewhere that isn't visible to you?