simplified append

Author: jvanasco

alembic/command.py

@@ -152,7 +152,6 @@ def init(
                     file_path,
                     toml_path,
                     script_location=toml_script_location_directory,
-                    append_delimiter=b"\n\n",
                 )
             else:
                 script._generate_template(

alembic/util/pyfiles.py

@@ -27,7 +27,6 @@ def template_to_file(
     output_encoding: str,
     *,
     append: bool = False,
-    append_delimiter: Optional[bytes] = None,
     **kw: Any,
 ) -> None:
     template = Template(filename=_preserving_path_as_str(template_file))
@@ -46,13 +45,9 @@ def template_to_file(
             "template-oriented traceback." % fname
         )
     else:
-        if append and append_delimiter:
-            if os.path.exists(dest):
-                with open(dest, "rb") as f:
-                    _exsiting = f.read()
-                    if not _exsiting.endswith(append_delimiter):
-                        output = append_delimiter + output
         with open(dest, "ab" if append else "wb") as f:
+            if append:
+                f.write(b"\n\n")
             f.write(output)