diff --git a/tools/code_processing/loader.py b/tools/code_processing/loader.py
index aa1cde7..0683933 100644
--- a/tools/code_processing/loader.py
+++ b/tools/code_processing/loader.py
@@ -11,7 +11,7 @@ def indent_at(string, pos):
     if pos <= 0:
         return ""
 
-    newline_before = string.rfind('\n', 0, pos-1)
+    newline_before = string.rfind('\n', 0, pos - 1)
     if newline_before == -1:
         return ""
 
diff --git a/tools/code_processing/python_to_ts.py b/tools/code_processing/python_to_ts.py
index 5dd3cd9..557ff2d 100644
--- a/tools/code_processing/python_to_ts.py
+++ b/tools/code_processing/python_to_ts.py
@@ -1,10 +1,7 @@
 import re
-import os
-import sys
 import ast
 import pprint
 import inspect
-import argparse
 
 
 def snake_to_lower_camel(string):
@@ -161,9 +158,6 @@ def delete_statement(self, targets):
     def type_alias(self, obj):
         raise NotImplementedError
 
-    def convert_name(self, name, annotation):
-        raise NotImplementedError
-
     def expr_func(self, name, args):
         raise NotImplementedError
 
@@ -258,6 +252,7 @@ def convert_ast(self, obj):
                 pattern = None
             else:
                 pattern = self.expression_to_string(obj.pattern)
+            self.begin_switch_case(pattern)
             with IndentationManager(self, False):
                 self.convert_ast(obj.body)
                 self.end_switch_case()
@@ -558,4 +553,3 @@ def format_comment(self, value):
 
     def expression_statement(self, v):
         self.push_code(v + ";")
-
diff --git a/tools/lottie_markdown.py b/tools/lottie_markdown.py
index 7e06077..d6f9667 100644
--- a/tools/lottie_markdown.py
+++ b/tools/lottie_markdown.py
@@ -1242,12 +1242,9 @@ def render_code(self, parent, index, language, code, selector):
     def render_pseudocode(self, parent, pseudo: str):
         pre = etree.SubElement(parent, "pre")
         for line in pseudo.splitlines():
-            # stripped = line.lstrip()
-            # indent = line[0:len(line) - len(stripped)]
-            # etree.SubElement(pre, "span").text = indent
-            l = etree.SubElement(pre, "span")
-            l.text = line
-            l.tail = "\n"
+            span = etree.SubElement(pre, "span")
+            span.text = line
+            span.tail = "\n"
 
 
 class LottieExtension(Extension):