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-rw-r--r--Lib/codeop.py14
1 files changed, 7 insertions, 7 deletions
diff --git a/Lib/codeop.py b/Lib/codeop.py
index b3af93f1e18..6b56be488ee 100644
--- a/Lib/codeop.py
+++ b/Lib/codeop.py
@@ -64,24 +64,21 @@ _features = [getattr(__future__, fname)
__all__ = ["compile_command", "Compile", "CommandCompiler"]
-PyCF_DONT_IMPLY_DEDENT = 0x200 # Matches pythonrun.h
+PyCF_DONT_IMPLY_DEDENT = 0x200 # Matches pythonrun.h.
def _maybe_compile(compiler, source, filename, symbol):
- # Check for source consisting of only blank lines and comments
+ # Check for source consisting of only blank lines and comments.
for line in source.split("\n"):
line = line.strip()
if line and line[0] != '#':
- break # Leave it alone
+ break # Leave it alone.
else:
if symbol != "eval":
source = "pass" # Replace it with a 'pass' statement
- err = err1 = err2 = None
- code1 = code2 = None
-
try:
return compiler(source, filename, symbol)
- except SyntaxError:
+ except SyntaxError: # Let other compile() errors propagate.
pass
# Catch syntax warnings after the first compile
@@ -89,6 +86,7 @@ def _maybe_compile(compiler, source, filename, symbol):
with warnings.catch_warnings():
warnings.simplefilter("error")
+ code1 = err1 = err2 = None
try:
code1 = compiler(source + "\n", filename, symbol)
except SyntaxError as e:
@@ -102,6 +100,8 @@ def _maybe_compile(compiler, source, filename, symbol):
try:
if not code1 and _is_syntax_error(err1, err2):
raise err1
+ else:
+ return None
finally:
err1 = err2 = None