py_ex.hh

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#pragma once
 
#include <memory>
 
#include "../Storage.hh"
#include "../ExNode.hh"
 
namespace cadabra {
    using Ex_ptr = std::shared_ptr<Ex>;
 
    bool Ex_compare(Ex_ptr, Ex_ptr);
    bool Ex_compare(Ex_ptr, int);
 
 
    Ex_ptr Ex_add(const Ex_ptr ex1, const ExNode ex2);
    Ex_ptr Ex_add(const Ex_ptr ex1, const Ex_ptr ex2);
    Ex_ptr Ex_add(const Ex_ptr ex1, const Ex_ptr ex2, Ex::iterator top2);
 
    Ex_ptr Ex_mul(const Ex_ptr ex1, const Ex_ptr ex2);
    Ex_ptr Ex_mul(const Ex_ptr ex1, const Ex_ptr ex2, Ex::iterator top2);
 
    Ex_ptr Ex_sub(const Ex_ptr ex1, const ExNode ex2);
    Ex_ptr Ex_sub(const Ex_ptr ex1, const Ex_ptr ex2);
    Ex_ptr Ex_sub(const Ex_ptr ex1, const Ex_ptr ex2, Ex::iterator top2);
 
    Ex_ptr fetch_from_python(const std::string& nm);
    Ex_ptr fetch_from_python(const std::string& nm, pybind11::object scope);
 
    std::string Ex_as_str(Ex_ptr);
    std::string Ex_as_repr(Ex_ptr);
 
    std::string Ex_as_latex(Ex_ptr);
 
    pybind11::object Ex_as_sympy(Ex_ptr);
 
    std::string Ex_as_sympy_string(Ex_ptr);
 
    std::string Ex_as_input(Ex_ptr ex);
 
    std::string Ex_as_MMA(Ex_ptr ex, bool use_unicode);
 
    std::string Ex_as_tree(Ex *ex);
 
    cadabra::Ex lhs(Ex_ptr ex);
    cadabra::Ex rhs(Ex_ptr ex);
 
    Ex Ex_getslice(Ex_ptr ex, pybind11::slice slice);
    Ex Ex_getitem(Ex &ex, int index);
    void Ex_setitem(Ex_ptr ex, int index, Ex val);
    void Ex_setitem_iterator(Ex_ptr ex, ExNode en, Ex_ptr val);
    size_t Ex_len(Ex_ptr ex);
    std::string Ex_head(Ex_ptr ex);
    pybind11::object Ex_get_mult(Ex_ptr ex);
 
    // Split a 'sum' expression into its individual terms.
    // FIXME: now deprecated because we have operator[]?
    pybind11::list terms(Ex_ptr ex);
 
    Ex_ptr Ex_from_string(const std::string& in, bool make_ref = true, Kernel * kernel = nullptr);
    Ex_ptr Ex_from_int(int num, bool make_ref = true);
 
    Ex_ptr map_sympy_wrapper(Ex_ptr ex, std::string head, pybind11::args args);
#ifdef MATHEMATICA_FOUND
    Ex_ptr map_mma_wrapper(Ex_ptr ex, std::string head);
#endif
 
    void call_post_process(Kernel& kernel, Ex_ptr ex);
 
    void init_ex(pybind11::module& m);
    }