remove pointless unused function

scripts/devops_tasks/tox_harness.py

@@ -20,7 +20,7 @@
 from ci_tools.ci_interactions import output_ci_warning
 from ci_tools.scenario.generation import replace_dev_reqs
 from ci_tools.functions import cleanup_directory
-from ci_tools.parsing import ParsedSetup, get_ci_config
+from ci_tools.parsing import ParsedSetup
 from pkg_resources import parse_requirements, RequirementParseError
 import logging
 
@@ -195,16 +195,6 @@ def cleanup_tox_environments(tox_dir: str, command_array: str) -> None:
         cleanup_directory(tox_dir)
 
 
-def handle_proxy_presence(package_path: str) -> None:
-    ci_config = get_ci_config(package_path)
-
-    if ci_config:
-        proxy_enabled = ci_config.get("extends", {}).get("parameters", {}).get("TestProxy", True)
-        if not proxy_enabled:
-            os.environ.pop("SSL_CER_DIR", None)
-            os.environ.pop("REQUESTS_CA_BUNDLE", None)
-
-
 def execute_tox_serial(tox_command_tuples):
     return_code = 0