Natural Language Processing with Python .dispersion_plot returns nothing

[John Gordon]

In <05bb0af7-a20b-4b89-92bb-ff25ebd6919e at googlegroups.com> sixtyfourbit <davidcpell at gmail.com> writes:

> When I load all of the necessary modules and try to create the dispersion
> plott, I get no return - no plot, no error message, not even a new >>>
> prompt, just a blinking cursor under the last line I typed.

How long did you wait for results before interrupting the command?
How large is text4?  It might just take a while to process.

-- 
John Gordon                   A is for Amy, who fell down the stairs
gordon at panix.com              B is for Basil, assaulted by bears
                                -- Edward Gorey, "The Gashlycrumb Tinies"