修复了大量存在的问题，增加了假鸭子类型等等机制

Test/ClosureTest2/temp/440f18f9dce85a95.pyi

@@ -8,6 +8,7 @@ import c
 
 import t
 import stdio
+import testcheck
 
 def test_nonlocal_conditional() -> t.CInt: pass
 

Test/ClosureTest2/temp/9dbecd0942a39782.pyi

@@ -0,0 +1,25 @@
+"""
+Auto-generated Python stub file from testcheck.py
+Module: testcheck
+"""
+
+
+import t, c
+import stdio
+
+_pass_count: t.CExtern | t.CInt
+_fail_count: t.CExtern | t.CInt
+
+def begin(name: str) -> t.CInt: pass
+
+def section(name: str) -> t.CInt: pass
+
+def ok(msg: str) -> t.CInt: pass
+
+def fail(msg: str) -> t.CInt: pass
+
+def check(cond: t.CInt, ok_msg: str, fail_msg: str) -> t.CInt: pass
+
+def info(msg: str) -> t.CInt: pass
+
+def end() -> t.CInt: pass

Test/ClosureTest2/temp/_sha1_map.txt

@@ -1,2 +1,3 @@
-052c7f96b9eefa2c:main.py
+440f18f9dce85a95:main.py
 73edbcf76e32d00b:includes/stdio.py
+9dbecd0942a39782:includes/testcheck.py