diff --git a/kittens/tui/loop.py b/kittens/tui/loop.py
index 5c18bcdba..45aa29694 100644
--- a/kittens/tui/loop.py
+++ b/kittens/tui/loop.py
@@ -12,6 +12,8 @@ import termios
 import tty
 from contextlib import closing, contextmanager
 
+from kitty.fast_data_types import parse_input_from_terminal
+
 from .operations import init_state, reset_state
 
 
@@ -80,6 +82,22 @@ class Loop:
         if self.read_buf:
             data = self.read_buf + data
         self.read_buf = data
+        self.handler = handler
+        self.read_buf = parse_input_from_terminal(
+            handler.on_text, self.on_dcs, self.on_csi, self.on_osc, self.on_pm, self.on_apc, self.read_buf)
+        del self.handler
+
+    def on_dcs(self, dcs):
+        pass
+
+    def on_csi(self, csi):
+        pass
+
+    def on_pm(self, pm):
+        pass
+
+    def on_apc(self, apc):
+        pass
 
     def _write_ready(self, handler):
         if len(handler.write_buf) > self.iov_limit:
diff --git a/kitty/kittens.c b/kitty/kittens.c
index 407481c19..91879bd1e 100644
--- a/kitty/kittens.c
+++ b/kitty/kittens.c
@@ -12,7 +12,7 @@ parse_input_from_terminal(PyObject *self UNUSED, PyObject *args) {
     enum State { NORMAL, ESC, CSI, ST, ESC_ST };
     enum State state = NORMAL;
     PyObject *uo, *text_callback, *dcs_callback, *csi_callback, *osc_callback, *pm_callback, *apc_callback, *callback;
-    if (!PyArg_ParseTuple(args, "UOOOOOO", &uo, &text_callback, &dcs_callback, &csi_callback, &osc_callback, &pm_callback, &apc_callback)) return NULL;
+    if (!PyArg_ParseTuple(args, "OOOOOOU", &text_callback, &dcs_callback, &csi_callback, &osc_callback, &pm_callback, &apc_callback, &uo)) return NULL;
     Py_ssize_t sz = PyUnicode_GET_LENGTH(uo), pos = 0, start = 0, count = 0, consumed = 0;
     callback = text_callback;
     int kind = PyUnicode_KIND(uo);
diff --git a/kitty_tests/datatypes.py b/kitty_tests/datatypes.py
index 71371f8f7..029af455a 100644
--- a/kitty_tests/datatypes.py
+++ b/kitty_tests/datatypes.py
@@ -343,7 +343,7 @@ class TestDataTypes(BaseTest):
             text_r, csi_r, apc_r, rest = [], [], [], []
             left = ''
             for d in data:
-                left = parse_input_from_terminal(left + d, text_r.append, rest.append, csi_r.append, rest.append, rest.append, apc_r.append)
+                left = parse_input_from_terminal(text_r.append, rest.append, csi_r.append, rest.append, rest.append, apc_r.append, left + d)
             self.ae(left, leftover)
             self.ae(text, ' '.join(text_r))
             self.ae(csi, ' '.join(csi_r))