Exposed the verbose and indent fields in the ale load methods

include/ale/Load.h

@@ -26,7 +26,7 @@ namespace ale {
    *
    * @returns A string containing a JSON formatted ISD for the image.
    */
-  std::string loads(std::string filename, std::string props="", std::string formatter="usgscsm", bool verbose=true);
+  std::string loads(std::string filename, std::string props="", std::string formatter="usgscsm", int indent = 2, bool verbose=true);
 
   /**
    * Load all of the metadata for an image into a JSON ISD.

src/Load.cpp

@@ -59,8 +59,9 @@ namespace ale {
     return "";
   }
 
- std::string loads(std::string filename, std::string props, std::string formatter, bool verbose) {
+  std::string loads(std::string filename, std::string props, std::string formatter, int indent, bool verbose) {
     static bool first_run = true;
+
     if(first_run) {
        // Initialize the Python interpreter but only once.
        first_run = !first_run;
@@ -87,7 +88,7 @@ namespace ale {
 
 
     // Create a Python tuple to hold the arguments to the method.
-     PyObject *pArgs = PyTuple_New(3);
+    PyObject *pArgs = PyTuple_New(5);
     if(!pArgs) {
       throw runtime_error(getPyTraceback());
     }
@@ -105,6 +106,17 @@ namespace ale {
     PyTuple_SetItem(pArgs, 2, pStringFormatter);
     Py_INCREF(pStringFormatter); // take ownership of reference
 
+    PyObject *pIntIndent = PyLong_FromLong((long) indent);
+    PyTuple_SetItem(pArgs, 3, pIntIndent);
+    Py_INCREF(pIntIndent); // take ownership of reference
+
+    PyObject *pBoolVerbose = Py_False;
+    if (!verbose) {
+      pBoolVerbose = Py_True;
+    }
+    PyTuple_SetItem(pArgs, 4, pBoolVerbose);
+    Py_INCREF(pBoolVerbose); // take ownership of reference
+
 
     // Call the function with the arguments.
     PyObject* pResult = PyObject_CallObject(pFunc, pArgs);
@@ -129,6 +141,8 @@ namespace ale {
     Py_DECREF(pStringFileName);
     Py_DECREF(pStringProps);
     Py_DECREF(pStringFormatter);
+    Py_DECREF(pIntIndent);
+    Py_DECREF(pBoolVerbose);
 
     Py_DECREF(pArgs);