url_dir

I installed a application source code downloaded from Internet .
Please explain me the following code that exists in urls.py file of
the project.
url(r'^pyrheology/plot/str/(?P<str_tmc_id>\d+).png$',\
'pyrheology.views.str_tmc_plot_img',\
name='pyrheology-str-tmc-plot-img'),

--
Satvir Kaur
satveerkaur.blogspot.in

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