Python开发【源码剖析】 Dict对象

static void ShowDictObject(PyDictObject* dictObject)
{
    PyDictEntry* entry = dictObject->ma_table;
    int count = dictObject->ma_mask+1;
    int i;
    //输出key
    printf("  key : ");
    for(i = 0; i < count; ++i) {
    PyObject* key = entry->me_key;
    PyObject* value = entry->me_value;
    if(key == NULL) {
      printf("NULL");
    }
    else {
      if(PyString_Check(key)) {
        if(PyString_AsString(key)[0] == '<') {
          printf("dummy");
        }
        else {
          (key->ob_type)->tp_print(key, stdout, 0);
        }
      }
      else{
        (key->ob_type)->tp_print(key, stdout, 0);
      }
    }
    printf("\t");
    ++entry;
    }
    //输出value
    printf("\nvalue : ");
    entry = dictObject->ma_table;
    for(i = 0; i < count; ++i) {
    PyObject* key = entry->me_key;
    PyObject* value = entry->me_value;
    if(value == NULL) {
      printf("NULL");
    }
    else {
      (key->ob_type)->tp_print(value, stdout, 0);
    }
    printf("\t");
    ++entry;
    }
    printf("\n");
}
 
static void IsTestDictObject(PyDictObject* mp,PyObject *key,Py_ssize_t n_used) 
 
{
    PyDictEntry *p;
    long strHash;
    PyObject* str = PyString_FromString("test");
    strHash = PyObject_Hash(str);
    p = mp->ma_lookup(mp, str, strHash);
    if(p->me_value != NULL && (key->ob_type)->tp_name[0] == 'i') {
    	PyIntObject* intObject = (PyIntObject*)key;
    	printf("insert %d\n", intObject->ob_ival);
    	ShowDictObject(mp);
    	printf("n_used=%d\tma_used=%d\t ma_fill=%d\t ma_mask=%d\n",n_used,mp->ma_used,mp->ma_fill,mp->ma_mask);
    }
}