Client.trust_env becomes read-only (#1112)

diff --git a/httpx/_client.py b/httpx/_client.py
index c11b466c27ecddd4f4c1ca8a123f06716b5b63d0..5a32f84e86882ce64954a006613706a7843d7c0b 100644 (file)
--- a/httpx/_client.py
+++ b/httpx/_client.py
@@ -81,9 +81,13 @@ class BaseClient:
         self._cookies = Cookies(cookies)
         self.timeout = Timeout(timeout)
         self.max_redirects = max_redirects
-        self.trust_env = trust_env
+        self._trust_env = trust_env
         self._netrc = NetRCInfo()
 
+    @property
+    def trust_env(self) -> bool:
+        return self._trust_env
+
     def _get_proxy_map(
         self, proxies: typing.Optional[ProxiesTypes], trust_env: bool,
     ) -> typing.Dict[str, typing.Optional[Proxy]]: