micropython: add micropython component

components/language/micropython/tests/basics/namedtuple1.py

@@ -0,0 +1,87 @@
+try:
+    try:
+        from ucollections import namedtuple
+    except ImportError:
+        from collections import namedtuple
+except ImportError:
+    print("SKIP")
+    raise SystemExit
+
+T = namedtuple("Tup", ["foo", "bar"])
+# CPython prints fully qualified name, what we don't bother to do so far
+#print(T)
+for t in T(1, 2), T(bar=1, foo=2):
+    print(t)
+    print(t[0], t[1])
+    print(t.foo, t.bar)
+
+    print(len(t))
+    print(bool(t))
+    print(t + t)
+    print(t * 3)
+
+    print([f for f in t])
+
+    print(isinstance(t, tuple))
+
+    # Check tuple can compare equal to namedtuple with same elements
+    print(t == (t[0], t[1]), (t[0], t[1]) == t)
+
+# Create using positional and keyword args
+print(T(3, bar=4))
+
+try:
+    t[0] = 200
+except TypeError:
+    print("TypeError")
+try:
+    t.bar = 200
+except AttributeError:
+    print("AttributeError")
+
+try:
+    t = T(1)
+except TypeError:
+    print("TypeError")
+
+try:
+    t = T(1, 2, 3)
+except TypeError:
+    print("TypeError")
+
+try:
+    t = T(foo=1)
+except TypeError:
+    print("TypeError")
+
+try:
+    t = T(1, foo=1)
+except TypeError:
+    print("TypeError")
+
+# enough args, but kw is wrong
+try:
+    t = T(1, baz=3)
+except TypeError:
+    print("TypeError")
+
+# bad argument for member spec
+try:
+    namedtuple('T', 1)
+except TypeError:
+    print("TypeError")
+
+# Try single string
+T3 = namedtuple("TupComma", "foo bar")
+t = T3(1, 2)
+print(t.foo, t.bar)
+
+# Try tuple
+T4 = namedtuple("TupTuple", ("foo", "bar"))
+t = T4(1, 2)
+print(t.foo, t.bar)
+
+# Try single string with comma field separator
+# Not implemented so far
+#T2 = namedtuple("TupComma", "foo,bar")
+#t = T2(1, 2)