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diff --git a/circuitpython/py/objnamedtuple.h b/circuitpython/py/objnamedtuple.h
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+/*
+ * This file is part of the Micro Python project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * SPDX-FileCopyrightText: Copyright (c) 2013, 2014 Damien P. George
+ * Copyright (c) 2014 Paul Sokolovsky
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#ifndef MICROPY_INCLUDED_PY_OBJNAMEDTUPLE_H
+#define MICROPY_INCLUDED_PY_OBJNAMEDTUPLE_H
+
+#include <string.h>
+
+#include "py/nlr.h"
+#include "py/objtuple.h"
+#include "py/runtime.h"
+#include "py/objstr.h"
+
+#if MICROPY_PY_COLLECTIONS
+
+typedef struct _mp_obj_namedtuple_type_t {
+    mp_obj_full_type_t base;
+    size_t n_fields;
+    qstr fields[];
+} mp_obj_namedtuple_type_t;
+
+typedef struct _mp_obj_namedtuple_t {
+    mp_obj_tuple_t tuple;
+} mp_obj_namedtuple_t;
+
+void namedtuple_print(const mp_print_t *print, mp_obj_t o_in, mp_print_kind_t kind);
+size_t mp_obj_namedtuple_find_field(const mp_obj_namedtuple_type_t *type, qstr name);
+void namedtuple_attr(mp_obj_t self_in, qstr attr, mp_obj_t *dest);
+mp_obj_namedtuple_type_t *mp_obj_new_namedtuple_base(size_t n_fields, mp_obj_t *fields);
+mp_obj_t namedtuple_make_new(const mp_obj_type_t *type_in, size_t n_args, size_t n_kw, const mp_obj_t *args);
+
+#endif // MICROPY_PY_COLLECTIONS
+
+#endif  // MICROPY_INCLUDED_PY_OBJNAMEDTUPLE_H