pyhooks.h

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#ifndef CYCLUS_SRC_PYHOOKS_H_
#define CYCLUS_SRC_PYHOOKS_H_
 
#include <string>
 
#include "any.hpp"
 
namespace cyclus {
class Agent;
/// Because of NumPy #7595, we can only initialize & finalize the Python
/// interpreter once. This variable keeps a count of how many times we have
/// initialized so that we can know when to really stop the interpreter.
/// When Python binding are not installed, this will always remain zero.
extern int PY_INTERP_COUNT;
 
/// Whether or not the Python interpreter has been initilized.
extern bool PY_INTERP_INIT;
 
/// Initialize Python functionality, this is a no-op if Python was not
/// installed along with Cyclus. This may be called many times and safely
/// initializes the Python interpreter only once.
void PyStart(void);
 
/// Closes the current Python session. This is a no-op if Python was
/// not installed with Cyclus. This may safely be called many times.
void PyStop(void);
 
// Add some simple shims that attach C++ to Python C hooks
void EventLoop(void);
 
/// Finds a Python module and returns its filename.
std::string PyFindModule(std::string);
 
/// Finds a Python module and returns an agent pointer from it.
Agent* MakePyAgent(std::string, std::string, void*);
 
/// Initializes a Python agent fron another agent
void InitFromPyAgent(Agent*, Agent*, void*);
 
/// Removes all Python agents from the internal cache. There is usually
/// no need for a user to call this.
void ClearPyAgentRefs(void);
 
/// Removes a single Python agent from the reference cache.
void PyDelAgent(int);
 
namespace toolkit {
enum TimeSeriesType : int;
/// Convert Python simulation string to JSON
std::string PyToJson(std::string);
 
/// Convert JSON string to Python simulation string
std::string JsonToPy(std::string);
 
/// Calls the Python listeners
void PyCallListeners(std::string tsname, Agent* agent, void* cpp_ctx, int time, boost::spirit::hold_any value);
 
}  // ends namespace toolkit
}  // ends namespace cyclus
#endif  // ends CYCLUS_SRC_PYHOOKS_H_