[gtk-doc/ebassi/python3-fixes: 2/3] Fix for AttributeError: 'map' object has no attribute 'sort'

[Emmanuele Bassi <ebassi src gnome org>]

commit 0b8991a0c12c58092465d6c7259dba25efafa3a1
Author: Niveditha Rau <niveditha rau oracle com>
Date:   Thu Oct 29 13:38:20 2020 -0700

    Fix for AttributeError: 'map' object has no attribute 'sort'

 gtkdoc-depscan.in | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/gtkdoc-depscan.in b/gtkdoc-depscan.in
index a41d0a6..3d586db 100755
--- a/gtkdoc-depscan.in
+++ b/gtkdoc-depscan.in
@@ -36,7 +36,7 @@ class Book(object):
                 lambda n: (os.path.getmtime(n), n),
                 filter(os.path.isfile, catalogs))
 
-            catalogs.sort()
+            catalogs = sorted(catalogs)
 
             if catalogs:
                 self.__catalog = catalogs[-1][1]
@@ -154,7 +154,7 @@ class Symbol(object):
         def __init__(self, text):
             match = re.match(r'^\w*\s*((?:\d+\.)*\d+)', text)
 
-            self.__numbers = map(int, match.group(1).split('.'))
+            self.__numbers = list(map(int, match.group(1).split('.')))
             self.__hash = reduce(lambda x, y: x * 1000 + y, reversed(self.__numbers))
             self.__text = text.strip()
 
@@ -369,7 +369,7 @@ if '__main__' == __name__:
 
     for book in books.values():
         requirements = book.find_requirements().items()
-        requirements.sort()
+        requirements = sorted(requirements)
 
         if requirements:
             for symbol in requirements[-1][1]: