init_sub.c
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	#include <stdlib.h>
	#include <string.h>
	#include <math.h>
	#include <mpi.h>

	#include "allvars.h"
	#include "proto.h"


	#ifdef PY_INTERFACE


	/*! This function is used to find an initial smoothing length for each SPH
	* particle. It guarantees that the number of neighbours will be between
	* desired_ngb-MAXDEV and desired_ngb+MAXDEV. For simplicity, a first guess
	* of the smoothing length is provided to the function density(), which will
	* then iterate if needed to find the right smoothing length.
	*/
	void setup_smoothinglengths_sub(void)
	{


	/* before, we can not use the tree, as Q particles do not belong to them... */


	density_sub();
	}



	#endif /PY_INTERFACE/