enable with syntax and use dedicated httpx.Client instance (#205)

Co-authored-by: Bhagavath Vasudeva Prasad Achani <BHAA@equinor.com>

Author: equinor-ruaj

src/sumo/wrapper/sumo_client.py

@@ -49,6 +49,7 @@ def __init__(
             raise ValueError(f"Invalid environment: {env}")
 
         self._retry_strategy = retry_strategy
+        self._client = httpx
         self._blob_client = BlobClient(retry_strategy)
 
         access_token = None
@@ -92,6 +93,14 @@ def __init__(
             pass
         return
 
+    def __enter__(self):
+        self._client = httpx.Client()
+        return self
+
+    def __exit__(self, exc_type, exc_value, traceback):
+        self._client.close()
+        return
+
     def authenticate(self):
         if self.auth is None:
             return None
@@ -155,7 +164,7 @@ def get(self, path: str, params: dict = None) -> dict:
         headers.update(self.auth.get_authorization())
 
         def _get():
-            return httpx.get(
+            return self._client.get(
                 f"{self.base_url}{path}",
                 params=params,
                 headers=headers,
@@ -229,7 +238,7 @@ def post(
         headers.update(self.auth.get_authorization())
 
         def _post():
-            return httpx.post(
+            return self._client.post(
                 f"{self.base_url}{path}",
                 content=blob,
                 json=json,
@@ -276,7 +285,7 @@ def put(
         headers.update(self.auth.get_authorization())
 
         def _put():
-            return httpx.put(
+            return self._client.put(
                 f"{self.base_url}{path}",
                 content=blob,
                 json=json,
@@ -315,7 +324,7 @@ def delete(self, path: str, params: dict = None) -> dict:
         headers.update(self.auth.get_authorization())
 
         def _delete():
-            return httpx.delete(
+            return self._client.delete(
                 f"{self.base_url}{path}",
                 headers=headers,
                 params=params,