minor changes

ithon.py

@@ -1,6 +1,7 @@
 import tokenize, io
 
 PREFIX = """
+import typing as _INTERNAL_typing
 # ITHON START
 class _INTERNAL_Token:
     __slots__ = ('action',)
@@ -37,7 +38,12 @@ _INTERNAL_rpipe = _INTERNAL_Token(lambda lhs, rhs: lhs(rhs))
 _INTERNAL_lspipe = _INTERNAL_Token(lambda lhs, rhs: rhs(*lhs))
 _INTERNAL_rspipe = _INTERNAL_Token(lambda lhs, rhs: lhs(*rhs))
 
+# If you write in other programming languages, this is useful.
+null = None
+nil = None
+void = None
 
+type Maybe[T] = T | None 
 
 # ITHON END
 """
@@ -130,8 +136,15 @@ def translate(file: io.StringIO):
 
             if name == "<>": # barry is flufl
                 yield tokenize.OP, "!="
+            elif tokens[n - 1][1] != ')' and name == "->": # -> operator, don't trigger on function type annotation
+                pass
             else:
                 yield type, name
+        #elif type == tokenize.NAME:
+        #    if name == "λ":
+        #        yield tokenize.NAME, 'lambda'
+        #    else:
+        #        yield type, name
         else:
             yield type,name
 
@@ -143,9 +156,12 @@ def fibonacci(x: int) -> list[int]:
         start.append <| start[i] + start[i - 1]
     return start
 a = 12 |> fibonacci
-b = a :: a
+b = a :: a :: a :: a
-print <| [i for i in b]
+c = b :: b :: b :: b
+print <| [i for i in c]
 print <*| ('a', 'b', 'c')
+d = lambda x: x * 2
+#d2 = λ x: x * 2
 """
 code = tokenize.untokenize(translate(io.StringIO(script)))
 print(code)