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improve python wrapper cmake flag instructions

release/4.3a0
John Lambert 2020-09-21 09:38:35 -04:00 committed by GitHub
parent 457e52d05d
commit bcaed27c54
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python/README.md
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@ -7,7 +7,10 @@ This is the Python wrapper around the GTSAM C++ library. We use our custom [wrap
## Requirements
- If you want to build the GTSAM python library for a specific python version (eg 3.6),
use the `-DGTSAM_PYTHON_VERSION=3.6` option when running `cmake` otherwise the default interpreter will be used.
use the `-DGTSAM_PYTHON_VERSION=3.6` option when running `cmake` otherwise the default interpreter will be used. For example:
```bash
cmake .. -DGTSAM_BUILD_PYTHON=1 -DGTSAM_PYTHON_VERSION=3.6.10
```
- If the interpreter is inside an environment (such as an anaconda environment or virtualenv environment),
then the environment should be active while building GTSAM.
- This wrapper needs `pyparsing(>=2.4.2)`, and `numpy(>=1.11.0)`. These can be installed as follows: