nit

dev_scripts/cflow.py

@@ -72,9 +72,11 @@ def run(file: Path, out_dir: Path, version: PythonVersion, print=False):
         edit_pyc_lines(pyc, src_lines)
 
         cfts = {bc.codeobj: bc_to_cft(bc) for bc in pyc.iter_bytecodes()}
-        out_src = (str(SourceContext(pyc, src_lines, cfts)))
-        try: out_src = normalize_source(out_src)
-        except: pass
+        out_src = str(SourceContext(pyc, src_lines, cfts))
+        try:
+            out_src = normalize_source(out_src)
+        except:
+            pass
 
         out_path = out_dir / "b.py"
         out_path.write_text(out_src, encoding="utf-8")

pylingual/control_flow_reconstruction/templates/Exception.py

@@ -4,7 +4,22 @@ from typing import override
 from .Block import BlockTemplate
 from .Conditional import IfElse, IfThen
 from ..cft import ControlFlowTemplate, EdgeCategory, EdgeKind, InstTemplate, SourceLine, SourceContext, register_template
-from ..utils import E, N, T, condense_mapping, defer_source_to, with_instructions, ending_instructions, exact_instructions, no_back_edges, revert_on_fail, starting_instructions, to_indented_source, make_try_match, versions_from, hook_template
+from ..utils import (
+    E,
+    N,
+    T,
+    condense_mapping,
+    defer_source_to,
+    with_instructions,
+    ending_instructions,
+    exact_instructions,
+    no_back_edges,
+    revert_on_fail,
+    starting_instructions,
+    to_indented_source,
+    make_try_match,
+    versions_from,
+)
 
 reraise = +N().with_cond(exact_instructions("COPY", "POP_EXCEPT", "RERAISE"))
 
@@ -20,6 +35,7 @@ class Except3_11(ControlFlowTemplate):
         if x := BareExcept3_11.try_match(cfg, node):
             return x
 
+
 class Except3_10(ControlFlowTemplate):
     @classmethod
     @override
@@ -33,6 +49,7 @@ class Except3_10(ControlFlowTemplate):
         if isinstance(node, Except3_10):
             return node
 
+
 @register_template(0, 0, *versions_from(3, 12))
 class Try3_12(ControlFlowTemplate):
     template = T(
@@ -99,7 +116,9 @@ class TryElse3_12(ControlFlowTemplate):
         else:
             {try_else}
         """
-@register_template(0, 1, *versions_from(3, 10))
+
+
+@register_template(0, 1, (3, 10))
 class Try3_10(ControlFlowTemplate):
     template = T(
         try_header=N("try_body"),
@@ -129,7 +148,9 @@ class Try3_10(ControlFlowTemplate):
             {try_body}
         {except_body}
         """
-@register_template(0, 0, *versions_from(3, 10))
+
+
+@register_template(0, 0, (3, 10))
 class TryElse3_10(ControlFlowTemplate):
     template = T(
         try_header=N("try_body"),
@@ -165,6 +186,7 @@ class TryElse3_10(ControlFlowTemplate):
             {else_body}
         """
 
+
 class ExcBody3_10(ControlFlowTemplate):
     @classmethod
     @override
@@ -173,6 +195,7 @@ class ExcBody3_10(ControlFlowTemplate):
             return x
         return node
 
+
 class NamedExc3_10(ExcBody3_10):
     template = T(
         header=N("body", None).with_cond(with_instructions("POP_TOP", "STORE_FAST")),
@@ -187,7 +210,6 @@ class NamedExc3_10(ExcBody3_10):
     to_indented_source = defer_source_to("body")
 
 
-# @register_template(0, 0, *versions_from(3, 10))
 class BareExcept3_10(Except3_10):
     template = T(
         except_body=N("tail.", None).of_type(BlockTemplate).with_cond(with_instructions("POP_EXCEPT")),
@@ -195,7 +217,7 @@ class BareExcept3_10(Except3_10):
     )
 
     try_match = revert_on_fail(
-            make_try_match(
+        make_try_match(
             {
                 EdgeKind.Fall: "tail",
             },
@@ -210,17 +232,17 @@ class BareExcept3_10(Except3_10):
             {except_body}
         """
 
-#@register_template(0, 0, *versions_from(3, 10))
+
 class ExceptExc3_10(Except3_10):
     template = T(
-            except_header = N("body", "falsejump"),
-            body = N("tail.").of_subtemplate(ExcBody3_10),
-            falsejump = N("tail.").of_subtemplate(Except3_10),
-            tail = N.tail(),
-            )
+        except_header=N("body", "falsejump"),
+        body=N("tail.").of_subtemplate(ExcBody3_10),
+        falsejump=N("tail.").of_subtemplate(Except3_10),
+        tail=N.tail(),
+    )
 
     try_match = revert_on_fail(
-            make_try_match(
+        make_try_match(
             {
                 EdgeKind.Fall: "tail",
             },
@@ -238,6 +260,7 @@ class ExceptExc3_10(Except3_10):
         {falsejump}
         """
 
+
 class BareExcept3_11(Except3_11):
     template = T(
         except_body=N("except_footer", None, "reraise"),

pylingual/control_flow_reconstruction/utils.py

@@ -74,6 +74,7 @@ def without_instructions(*opnames: str):
 
     return check_instructions
 
+
 def with_instructions(*opnames: str):
     def check_instructions(cfg: CFG, node: ControlFlowTemplate | None) -> bool:
         ops = {x.opname for x in node.get_instructions()}
@@ -81,6 +82,7 @@ def with_instructions(*opnames: str):
 
     return check_instructions
 
+
 def without_top_level_instructions(*opnames: str):
     from .templates.Block import BlockTemplate