Have a look at these threads:
1975 Gitane Tour de L'Avenir
After: 75 Gitane Tour de France Back from Joe Bell
New-to-me Gitane Tour de France- help pinpoint year?
and the Gitane catalogues here:
Gitane USA - Catalogues
for some help in sorting out the probable model of your lovely Gitane frame.
The honeycomb rear dropouts could indicate a Tour de France, a Tour de L'Avenir, or perhaps even an Interclub.
Our resident expert, verktyg, would know.