Add --report-crds-context pytest option (spacetelescope#6070)

CHANGES.rst

@@ -1,9 +1,10 @@
 1.2.1 (unreleased)
 ==================
 
+general
+-------
 
-
-
+- Make CRDS context reporting pytest plugin disabled by default. [#6070]
 
 1.2.0 (2021-05-24)
 ==================

pytest_crds/plugin.py

@@ -1,6 +1,13 @@
-from stpipe.crds_client import get_context_used
+def pytest_addoption(parser):
+    parser.addoption("--report-crds-context", action="store_true",
+                     help="Report CRDS context in test suite header")
 
 
 def pytest_report_header(config):
     """Add CRDS_CONTEXT to pytest report header"""
-    return f"crds_context: {get_context_used('jwst')}"
+
+    if config.getoption("report_crds_context"):
+        from stpipe.crds_client import get_context_used
+        return f"crds_context: {get_context_used('jwst')}"
+    else:
+        return []

setup.cfg

@@ -129,7 +129,7 @@ junit_family = xunit2
 inputs_root = jwst-pipeline
 results_root = jwst-pipeline-results
 text_file_format = rst
-addopts = --show-capture=no --open-files
+addopts = --show-capture=no --open-files --report-crds-context
 filterwarnings =
     ignore:Models in math_functions:astropy.utils.exceptions.AstropyUserWarning