replace httpx with the requests stdlib

docs/ext/extinclude.py

@@ -7,7 +7,7 @@ from sphinx.util.docutils import SphinxDirective, SphinxRole
 from sphinx.util.typing import ExtensionMetadata
 from sphinx.directives.code import LiteralInclude, container_wrapper
 
-from httpx import get
+import requests
 
 class ExtInclude(LiteralInclude):
     """A directive to include code that comes from an url
@@ -29,9 +29,13 @@ class ExtInclude(LiteralInclude):
 
     def run(self) -> list[nodes.Node]:
         url = self.arguments[0]
-        content = get(url)
+        headers = {
+            'accept': 'application/text',
+            'Content-Type': 'application/text',
+            }
+        response = requests.get(url, headers=headers)
         #paragraph_node = nodes.paragraph(text=f'hello {self.arguments[0]}!')
-        code = content.text
+        code = response.text
 
         literal = nodes.literal_block(code, code)
         if 'language' in self.options: