add http message type hints

mitmproxy/net/http/message.py

@@ -1,14 +1,18 @@
 import re
-from typing import Optional, Union  # noqa
+from typing import Optional  # noqa
 
 from mitmproxy.utils import strutils
 from mitmproxy.net.http import encoding
 from mitmproxy.coretypes import serializable
-from mitmproxy.net.http import headers
+from mitmproxy.net.http import headers as mheaders
 
 
 class MessageData(serializable.Serializable):
-    content: bytes = None
+    headers: mheaders.Headers
+    content: bytes
+    http_version: bytes
+    timestamp_start: float
+    timestamp_end: float
 
     def __eq__(self, other):
         if isinstance(other, MessageData):
@@ -18,7 +22,7 @@ class MessageData(serializable.Serializable):
     def set_state(self, state):
         for k, v in state.items():
             if k == "headers":
-                v = headers.Headers.from_state(v)
+                v = mheaders.Headers.from_state(v)
             setattr(self, k, v)
 
     def get_state(self):
@@ -28,12 +32,12 @@ class MessageData(serializable.Serializable):
 
     @classmethod
     def from_state(cls, state):
-        state["headers"] = headers.Headers.from_state(state["headers"])
+        state["headers"] = mheaders.Headers.from_state(state["headers"])
         return cls(**state)
 
 
 class Message(serializable.Serializable):
-    data: MessageData = None
+    data: MessageData
 
     def __eq__(self, other):
         if isinstance(other, Message):
@@ -48,7 +52,7 @@ class Message(serializable.Serializable):
 
     @classmethod
     def from_state(cls, state):
-        state["headers"] = headers.Headers.from_state(state["headers"])
+        state["headers"] = mheaders.Headers.from_state(state["headers"])
         return cls(**state)
 
     @property
@@ -160,7 +164,7 @@ class Message(serializable.Serializable):
         self.data.timestamp_end = timestamp_end
 
     def _get_content_type_charset(self) -> Optional[str]:
-        ct = headers.parse_content_type(self.headers.get("content-type", ""))
+        ct = mheaders.parse_content_type(self.headers.get("content-type", ""))
         if ct:
             return ct[2].get("charset")
         return None
@@ -213,9 +217,9 @@ class Message(serializable.Serializable):
             self.content = encoding.encode(text, enc)
         except ValueError:
             # Fall back to UTF-8 and update the content-type header.
-            ct = headers.parse_content_type(self.headers.get("content-type", "")) or ("text", "plain", {})
+            ct = mheaders.parse_content_type(self.headers.get("content-type", "")) or ("text", "plain", {})
             ct[2]["charset"] = "utf-8"
-            self.headers["content-type"] = headers.assemble_content_type(*ct)
+            self.headers["content-type"] = mheaders.assemble_content_type(*ct)
             enc = "utf8"
             self.content = text.encode(enc, "surrogateescape")
 

mitmproxy/net/http/request.py

@@ -64,6 +64,8 @@ class Request(message.Message):
     """
     An HTTP request.
     """
+    data: RequestData
+
     def __init__(self, *args, **kwargs):
         super().__init__()
         self.data = RequestData(*args, **kwargs)

mitmproxy/net/http/response.py

@@ -47,6 +47,8 @@ class Response(message.Message):
     """
     An HTTP response.
     """
+    data: ResponseData
+
     def __init__(self, *args, **kwargs):
         super().__init__()
         self.data = ResponseData(*args, **kwargs)