/usr/share/applications/idle-python3.4.desktop is in idle-python3.4 3.4.3-1ubuntu1~14.04.7.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 | [Desktop Entry]
Name=IDLE (using Python-3.4)
Comment=Integrated Development Environment for Python (using Python-3.4)
Exec=/usr/bin/idle-python3.4
Icon=/usr/share/pixmaps/python3.4.xpm
Terminal=false
Type=Application
Categories=Application;Development;
StartupNotify=true
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