Close all open filehandle (#50544)

Signed-off-by: Abhijeet Kasurde <akasurde@redhat.com>

lib/ansible/modules/files/assemble.py

@@ -128,7 +128,8 @@ def assemble_from_fragments(src_path, delimiter=None, compiled_regexp=None, igno
         fragment = os.path.join(src_path, f)
         if not os.path.isfile(fragment) or (ignore_hidden and os.path.basename(fragment).startswith('.')):
             continue
-        fragment_content = open(fragment, 'rb').read()
+        with open(fragment, 'rb') as fragment_fh:
+            fragment_content = fragment_fh.read()
 
         # always put a newline between fragments if the previous fragment didn't end with a newline.
         if add_newline:

lib/ansible/modules/files/unarchive.py

@@ -170,7 +170,9 @@ ZIP_FILE_MODE_RE = re.compile(r'([r-][w-][SsTtx-]){3}')
 
 def crc32(path):
     ''' Return a CRC32 checksum of a file '''
-    return binascii.crc32(open(path, 'rb').read()) & 0xffffffff
+    with open(path, 'rb') as f:
+        file_content = f.read()
+    return binascii.crc32(file_content) & 0xffffffff
 
 
 def shell_escape(string):