Removed content type header from release delete method

Author: sunil-lakshman

CHANGELOG.md

@@ -1,6 +1,12 @@
 # CHANGELOG
 
 ## Content Management SDK For Python
+---
+## v1.7.2
+
+#### Date:  02 February 2026
+
+- removed content-type header in the release delete method.
 
 ---
 ## v1.7.1

contentstack_management/__init__.py

@@ -82,7 +82,7 @@
 __author__ = 'dev-ex'
 __status__ = 'debug'
 __region__ = 'na'
-__version__ = '1.7.1'
+__version__ = '1.7.2'
 __host__ = 'api.contentstack.io'
 __protocol__ = 'https://'
 __api_version__ = 'v3'

contentstack_management/_api_client.py

@@ -63,6 +63,8 @@ def _call_request(self, method, url, headers: dict = None, params=None, data=Non
         if headers is None:
             headers = {}
         headers.update(self.headers)  # Merge client headers (including authtoken) with request headers
+        if method == 'DELETE' and '/releases' in url and data is None and json_data is None:
+            headers = {k: v for k, v in headers.items() if k.lower() != 'content-type'}
         response = requests.request(
             method, url, headers=headers, params=params, data=data, json=json_data, files=files, timeout=self.timeout)
         # response.raise_for_status()

contentstack_management/releases/release.py

@@ -131,7 +131,7 @@ def delete(self):
         """
         self.validate_uid()
         url = f"{self.path}/{self.release_uid}"
-        return self.client.delete(url, headers = self.client.headers, params = self.params)
+        return self.client.delete(url, headers=self.client.headers, params=self.params)
 
     def deploy(self, data: dict):
         """

tests/unit/releases/test_release_unit.py

@@ -64,6 +64,7 @@ def test_delete_releases(self):
         response = self.client.stack(api_key).releases(release_uid).delete()
         self.assertEqual(response.request.url, f"{self.client.endpoint}releases/{release_uid}")
         self.assertEqual(response.request.method, "DELETE")
+        self.assertNotIn("Content-Type", response.request.headers)
 
 
     def test_clone(self):