fix: use urllib3 headers API and require >=2.6.1

urllib3 2.6.0 removed HTTPResponse.getheader/getheaders
(which were already deprecated shims), which made RESTResponse
crash with AttributeError. Switch to headers.get/headers and
also pin urllib3 to 2.6.1+.

Author: rhefner1

.devcontainer/devcontainer.json

@@ -0,0 +1,22 @@
+// For format details, see https://aka.ms/devcontainer.json. For config options, see the
+// README at: https://github.com/devcontainers/templates/tree/main/src/python
+{
+	"name": "Python 3",
+	// Or use a Dockerfile or Docker Compose file. More info: https://containers.dev/guide/dockerfile
+	"image": "mcr.microsoft.com/devcontainers/python:2-3.14-trixie"
+
+	// Features to add to the dev container. More info: https://containers.dev/features.
+	// "features": {},
+
+	// Use 'forwardPorts' to make a list of ports inside the container available locally.
+	// "forwardPorts": [],
+
+	// Use 'postCreateCommand' to run commands after the container is created.
+	// "postCreateCommand": "pip3 install --user -r requirements.txt",
+
+	// Configure tool-specific properties.
+	// "customizations": {},
+
+	// Uncomment to connect as root instead. More info: https://aka.ms/dev-containers-non-root.
+	// "remoteUser": "root"
+}

gooddata-api-client/gooddata_api_client/rest.py

@@ -36,11 +36,11 @@ def __init__(self, resp):
 
     def getheaders(self):
         """Returns a dictionary of the response headers."""
-        return self.urllib3_response.getheaders()
+        return self.urllib3_response.headers
 
     def getheader(self, name, default=None):
         """Returns a given response header."""
-        return self.urllib3_response.getheader(name, default)
+        return self.urllib3_response.headers.get(name, default)
 
 
 class RESTClientObject(object):

gooddata-api-client/requirements.txt

@@ -1,3 +1,3 @@
 python_dateutil >= 2.5.3
 setuptools >= 21.0.0
-urllib3 >= 1.25.3
+urllib3 >= 2.6.1

gooddata-api-client/setup.py

@@ -25,7 +25,7 @@
 # http://pypi.python.org/pypi/setuptools
 
 REQUIRES = [
-  "urllib3 >= 1.25.3",
+  "urllib3 >= 2.6.1",
   "python-dateutil",
 ]