chore: skip authorization key in headers

Author: tiwarishubham635

tests/unit/http/test_http_client.py

@@ -312,6 +312,24 @@ def test_str(self):
         )
         self.assertEqual(expected, req.__str__())
 
+    def test_str_excludes_authorization_header(self):
+        req = Request(
+            method="POST",
+            url="https://api.twilio.com/2010-04-01/Accounts.json",
+            params={"PageSize": "1"},
+            data={"FriendlyName": "My New Account"},
+            headers={
+                "Authorization": "Bearer secret-token",
+                "X-Custom-Header": "Value"
+            },
+        )
+        expected = (
+            "POST https://api.twilio.com/2010-04-01/Accounts.json?PageSize=1\n"
+            ' -d "FriendlyName=My New Account"\n'
+            ' -H "X-Custom-Header: Value"'
+        )
+        self.assertEqual(expected, req.__str__())
+
 
 class MyVersion(Version):
     def __init__(self, domain):

twilio/http/request.py

@@ -71,7 +71,7 @@ def __str__(self) -> str:
         headers = ""
         if self.headers and self.headers != Match.ANY:
             headers = "\n{}".format(
-                "\n".join(' -H "{}: {}"'.format(k, v) for k, v in self.headers.items())
+                "\n".join(' -H "{}: {}"'.format(k, v) for k, v in self.headers.items() if k.lower() != "authorization")
             )
 
         return "{method} {url}{params}{data}{headers}".format(