diff -r 90a9aefd4253 -r 0c6d32ec64f1 eric6/Utilities/ClassBrowsers/protoclbr.py
--- a/eric6/Utilities/ClassBrowsers/protoclbr.py Sun Sep 20 18:32:28 2020 +0200
+++ b/eric6/Utilities/ClassBrowsers/protoclbr.py Sun Sep 20 18:32:43 2020 +0200
@@ -257,7 +257,7 @@
# convert lineno to be zero based
lineno -= 1
# 1. search for opening brace '{'
- while lineno < len(lines) and not "{" in lines[lineno]:
+ while lineno < len(lines) and "{" not in lines[lineno]:
lineno += 1
depth = lines[lineno].count("{") - lines[lineno].count("}")
# 2. search for ending line, i.e. matching closing brace '}'
