Working state (mostly)

annotating.py

@@ -281,6 +281,7 @@ import PIL.ImageOps
 
 
 from config import LATEX_ANOT_AFTER, LATEX_ANOT_BEFORE
+from string import Template
 
 
 def render_real_latex_text(text, width_px, bg_color=(255, 255, 255, 255), max_lines=None, fontsize=19):
@@ -289,7 +290,7 @@ def render_real_latex_text(text, width_px, bg_color=(255, 255, 255, 255), max_li
     line_spacing = int(fontsize * 1.2)
 
     # Use the 'standalone' class with 'varwidth' to auto-crop height while restricting width
-    header = LATEX_ANOT_BEFORE.format(
+    header = LATEX_ANOT_BEFORE.substitute(
         width_in=width_in, fontsize=fontsize, line_spacing=line_spacing
     )
     latex_template = f"{header}{text}{LATEX_ANOT_AFTER}"