I\'m sure this is really simple if you know anything about binary files, but I\'m a newbie on that score.
How would I extract the data from NASA .hgt files? Here is
The NASA SRTM data files are in Big-Endian format, so depending on what platform you are reading the data on, you may have to do a conversion from Big-Endian to Little-Endian.
There are numerous sources on how to do this, I have no experience with Python so I can't help you there.
But if you forget this, your values are going to be all messed up.