commit 37cded7f01ed88a6f4cd839f27be4e3745085900
Author: vaydheesh <lokendras1998@gmail.com>
Date:   Sat Aug 17 20:37:04 2019 +0530

    added: getopts and more flags

diff --git a/python/lex_tools.i b/python/lex_tools.i
index dd9eda4..88897be 100644
--- a/python/lex_tools.i
+++ b/python/lex_tools.i
@@ -1,9 +1,40 @@
 %module lextools
 
-%{
+%include <lrx_processor.h>
+%include <lttoolbox/lt_locale.h>
+
+%typemap(in) char ** {
+  if (PyList_Check($input)) {
+    int size = PyList_Size($input);
+    int i = 0;
+    $1 = (char **) malloc((size+1)*sizeof(char *));
+    for (i = 0; i < size; i++) {
+      PyObject *py_obj = PyList_GetItem($input, i);
+      if (PyUnicode_Check(py_obj)) {
+        $1[i] = strdup(PyUnicode_AsUTF8(py_obj));
+      }
+      else {
+        PyErr_SetString(PyExc_TypeError, "list must contain strings");
+        free($1);
+        return NULL;
+      }
+    }
+    $1[i] = 0;
+  } else {
+    PyErr_SetString(PyExc_TypeError, "not a list");
+    return NULL;
+  }
+}
+
+%typemap(freearg) char ** {
+  free((char *) $1);
+}
+
+%inline%{
 #define SWIG_FILE_WITH_INIT
 #include <lrx_processor.h>
 
+#include <getopt.h>
 
 class LRXProc: public LRXProcessor
 {
@@ -18,17 +49,40 @@ public:
     fclose(dictionary);
   }
 
-  void lrx_proc(char arg, char *input_path, char *output_path)
+  void lrx_proc(char argc, char **argv, char *input_path, char *output_path)
   {
     bool useMaxEnt = false;
-    FILE *input = fopen(input_path, "r"), *output = fopen(output_path, "w");
-    switch(arg)
+    FILE* input = fopen(input_path, "r");
+    FILE* output = fopen(output_path, "w");
+    optind = 1;
+    while(true)
     {
-      case 'm':
-        useMaxEnt = true;
+      int c = getopt(argc, argv, "mztd");
+      if(c == -1)
+      {
         break;
-      default:
-        useMaxEnt = false;
+      }
+
+      switch(c)
+      {
+        case 'm':
+          useMaxEnt = true;
+          break;
+
+        case 'z':
+          setNullFlush(true);
+          break;
+
+        case 't':
+          setTraceMode(true);
+          break;
+
+        case 'd':
+          setDebugMode(true);
+          break;
+        default:
+          break;
+      }
     }
     init();
     if(useMaxEnt)
@@ -45,15 +99,3 @@ public:
 };
 
 %}
-
-
-%include <lrx_processor.h>
-%include <lttoolbox/lt_locale.h>
-
-
-class LRXProc: public LRXProcessor
-{
-public:
-  LRXProc(char *dictionary_path);
-  void lrx_proc(char arg, char *input_path, char *output_path);
-};