fix: Gzip header should only be set on polling

Makefile

@@ -56,7 +56,7 @@ install-contract-tests-deps:
  poetry install --with contract-tests
 
 .PHONY: start-contract-test-service
-start-contract-test-service:
+start-contract-test-service: install-contract-tests-deps
  @cd contract-tests && poetry run python service.py $(PORT)
 
 .PHONY: start-contract-test-service-bg
@@ -71,7 +71,7 @@ run-contract-tests:
 
 .PHONY: contract-tests
 contract-tests: #! Run the contract test harness
-contract-tests: install-contract-tests-deps start-contract-test-service-bg run-contract-tests
+contract-tests: start-contract-test-service-bg run-contract-tests
 
 #
 # SSE contract test service commands

ldclient/impl/datasource/feature_requester.py

@@ -29,6 +29,7 @@ def get_all_data(self):
  uri = self._poll_uri
  hdrs = _headers(self._config)
  cache_entry = self._cache.get(uri)
+ hdrs['Accept-Encoding'] = 'gzip'
  if cache_entry is not None:
  hdrs['If-None-Match'] = cache_entry.etag
  r = self._http.request('GET', uri,

ldclient/impl/http.py

@@ -19,8 +19,7 @@ def _application_header_value(application: dict) -> str:
 
 def _base_headers(config):
  headers = {'Authorization': config.sdk_key or '',
- 'User-Agent': 'PythonClient/' + VERSION,
- 'Accept-Encoding': 'gzip'
+ 'User-Agent': 'PythonClient/' + VERSION
  }
 
  app_value = _application_header_value(config.application)

testing/impl/datasource/test_streaming.py

@@ -39,7 +39,6 @@ def test_request_properties():
  assert req.method == 'GET'
  assert req.headers.get('Authorization') == 'sdk-key'
  assert req.headers.get('User-Agent') == 'PythonClient/' + VERSION
- assert req.headers['Accept-Encoding'] == 'gzip'
  assert req.headers.get('X-LaunchDarkly-Wrapper') is None
  assert req.headers.get('X-LaunchDarkly-Tags') is None
 

testing/impl/events/test_event_processor.py

@@ -277,14 +277,6 @@ def test_sdk_key_is_sent():
 
  assert mock_http.request_headers.get('Authorization') == 'SDK_KEY'
 
-def test_default_headers_are_send():
- with DefaultTestProcessor() as ep:
- ep.send_event(EventInputIdentify(timestamp, context))
- ep.flush()
- ep._wait_until_inactive()
-
- assert mock_http.request_headers.get('Accept-Encoding') == 'gzip'
-
 def test_wrapper_header_not_sent_when_not_set():
  with DefaultTestProcessor() as ep:
  ep.send_event(EventInputIdentify(timestamp, context))