feat(python-eos): work on python eos module

src/eos/meson.build

@@ -1,12 +1,12 @@
 # Define the library
 eos_sources = files(
   'private/helm.cpp',
-  'private/eosIO.cpp'
+  'private/EOSio.cpp'
 )
 
 eos_headers = files(
     'public/helm.h',
-    'public/eosIO.h'
+    'public/EOSio.h'
 )
 
 dependencies = [

src/eos/private/helm.cpp

@@ -43,8 +43,11 @@
 
 using namespace std;
 
-double** heap_allocate_contiguous_2D_memory(int rows, int cols) {
-    double **array = new double*[rows];
+double** heap_allocate_contiguous_2D_memory(const int rows, const int cols) {
+    if (rows <= 0 || cols <= 0) {
+        throw std::invalid_argument("Rows and columns must be positive integers.");
+    }
+    auto array = new double*[rows];
     array[0] = new double[rows * cols];
 
     for (int i = 1; i < rows; i++) {

src/eos/public/EOSio.h

@@ -46,7 +46,7 @@ public:
      * @brief Constructs an EosIO object with the given filename.
      * @param filename The filename of the EOS table.
      */
-    EOSio(std::string filename);
+    explicit EOSio(std::string filename);
     
     /**
      * @brief Default destructor.
@@ -64,4 +64,6 @@ public:
      * @return A reference to the EOS table.
      */
     EOSTable& getTable();
+
+    std::string getFilename() const { return m_filename; }
 };