PythonWrapper.h

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/*****************************************************************/
#pragma once
#define PY_SSIZE_T_CLEAN // # 
#include <Python.h>
#include <string>
#include <vector>
#include <list>
#include "CPythonObjectBorrowed.h"
#include "CPythonObjectNew.h"
#include "PythonException.h"
 
class PythonWrapper {
    friend class FixturePythonWrapper;
public:
    PythonWrapper();
    PythonWrapper(const PythonWrapper& other) = delete;
    PythonWrapper& operator=(const PythonWrapper& other) = delete;
    PythonWrapper(const PythonWrapper&& other) = delete;
    PythonWrapper& operator=(const PythonWrapper&& other) = delete;
 
 
    ~PythonWrapper();
 
    void InitializePythonInterpreter();
    void ResetSysPath();
    void AddToSysPath(const std::string& newPathComponent);
    void ClosePythonInterpreter();
 
    CPythonObjectNew execute(const std::string& _executionCommand, const std::string& _moduleName = "__main__");
 
    CPythonObjectNew ExecuteFunction(const std::string& functionName, CPythonObject& parameter, const std::string& moduleName = "__main__");
 
    CPythonObjectBorrowed GetGlobalVariable(const std::string& varName, const std::string& moduleName);
 
    CPythonObjectBorrowed GetGlobalDictionary(const std::string& moduleName);
    CPythonObjectNew GetFunction(const std::string& functionName, const std::string& moduleName = "__main__");
 
private:
    std::list<std::string> _pythonPath;
    std::string _pythonRoot;
    std::string _defaultSitePackagesPath;
    bool _interpreterSuccessfullyInitialized = false;
 
    int initiateNumpy();
    std::string checkNumpyVersion();
    std::string DeterminePythonRootDirectory();
    std::string determineMandatoryPythonSitePackageDirectory();
    void addOptionalUserPythonSitePackageDirectory();
 
    static void signalHandlerAbort(int sig);
 
    CPythonObjectNew GetModule(const std::string& moduleName);
 
};