X-Git-Url: https://git.mdrn.pl/librarian.git/blobdiff_plain/011b98a4661b754a0789ae78e145437b5b86e5fe..ddeba8a8483dc73d0103030afe46fc5bce51d8a0:/src/librarian/elements/tools/__init__.py

diff --git a/src/librarian/elements/tools/__init__.py b/src/librarian/elements/tools/__init__.py
index c4820b1..69a26ea 100644
--- a/src/librarian/elements/tools/__init__.py
+++ b/src/librarian/elements/tools/__init__.py
@@ -70,3 +70,13 @@ class Tab(WLElement):
         }
 
     get_epub_attr = get_html_attr
+
+    def txt_build(self, builder):
+        szer = self.get('szer', '1').strip()
+        if szer.endswith('em'):
+            szer = szer[:-2]
+        try:
+            szer = int(szer)
+        except:
+            szer = 1
+        builder.push_text(' ' * 4 * szer)