python3: Use PyLong_* instead of PyInt_*

These are unified in Python 3, as described here:

https://docs.python.org/3/howto/cporting.html#long-int-unification

It should always be safe to use PyLongs in place of PyInts on Python 2.

Signed-off-by: Andy Grover <agrover@redhat.com>

Author: Andy Grover

python-ethtool/etherinfo_obj.c

@@ -124,9 +124,9 @@ PyObject *_ethtool_etherinfo_getter(PyEtherInfo *self, PyObject *attr_o)
 		addrlist = get_etherinfo_address(self, NLQRY_ADDR4);
 		py_addr = get_last_ipv4_address(addrlist);
 		if (py_addr) {
-		  return PyInt_FromLong(py_addr->prefixlen);
+		  return PyLong_FromLong(py_addr->prefixlen);
 		}
-		return PyInt_FromLong(0);
+		return PyLong_FromLong(0);
 	} else if( strcmp(attr, "ipv4_broadcast") == 0 ) {
 		addrlist = get_etherinfo_address(self, NLQRY_ADDR4);
 		py_addr = get_last_ipv4_address(addrlist);

python-ethtool/ethtool.c

@@ -667,7 +667,7 @@ static PyObject *__struct_desc_create_dict(struct struct_desc *table,
 
 		switch (d->size) {
 		case sizeof(uint32_t):
-			objval = PyInt_FromLong(*(uint32_t *)val);
+			objval = PyLong_FromLong(*(uint32_t *)val);
 			break;
 		}
 
@@ -712,7 +712,7 @@ static int __struct_desc_from_dict(struct struct_desc *table,
 				PyErr_SetString(PyExc_IOError, buf);
 				return -1;
 			}
-			*(uint32_t *)val = PyInt_AsLong(obj);
+			*(uint32_t *)val = PyLong_AsLong(obj);
 			break;
 		default:
 			snprintf(buf, sizeof(buf),