Fix dotted author name detection

AUTHORS.rst

@@ -95,6 +95,7 @@ The following organizations or individuals have contributed to ScanCode:
 - Thorsten Harter @ThorstenHarter
 - Till Jaeger @LeChasseur
 - Tobias Furuholm @furuholm
+- Topu Kumar Mondol @topukumar538
 - Tushar Goel @TG1999
 - Tushar Mittal @techytushar
 - Tushar Upadhyay @tushar912

CHANGELOG.rst

@@ -16,6 +16,8 @@ Next release
   have cached results for those already. If we do, we update our results with the
   cached data. If not, we add those scanners to a list of scanners to be run.
   After scanning, the cache is updated.
+- Improve author detection for dotted names such as ``Frankie.Chu``.
+  https://github.com/aboutcode-org/scancode-toolkit/issues/4229
 
 v33.0.0rc1 - 2026-05-14
 ------------------------

src/cluecode/copyrights.py

@@ -2042,6 +2042,8 @@ def build_detection_from_node(
     ############################################################################
 
     # "authors" or "contributors" is interesting, and so a tag of its own
+    # Author:Frankie.Chu
+    (r'^[Aa]uthor:[A-Z][a-z]+\.[A-Z][a-z]+,?$', 'AUTH-DOTTED'),
     (r'^[Aa]uthors,$', 'AUTHDOT'),
     (r'^[Aa]uthor$', 'AUTH'),
     (r'^[Aa]uthor\.$', 'AUTHDOT'),
@@ -3527,6 +3529,9 @@ def build_detection_from_node(
     # Author not attributable
     AUTHOR: {<AUTH>  <NN>  <NNP>} #not attributable
 
+    # Author:Frankie.Chu
+    AUTHOR: {<AUTH-DOTTED>}
+
     # author (Panagiotis Tsirigotis)
     AUTHOR: {<AUTH>  <NNP><NNP>+} #author Foo Bar
 
@@ -3675,6 +3680,8 @@ def refine_author(a):
     """
     if not a:
         return
+
+    a = re.sub(r'^[Aa]uthor:\s*', '', a)
     # FIXME: we could consider to split comma separated lists such as
     # gthomas, sorin@netappi.com, andrew.lunn@ascom.che.g.
     a = remove_some_extra_words_and_punct(a)

tests/cluecode/data/authors/author_frankie_chu.cpp

@@ -0,0 +1,2 @@
+// Date:9 April,2012
+// Author:Frankie.Chu

tests/cluecode/data/authors/author_frankie_chu.cpp.yml

@@ -0,0 +1,8 @@
+what:
+  - authors
+  - authors_summary
+authors:
+  - Frankie.Chu
+authors_summary:
+  - value: Frankie.Chu
+    count: 1