fixes

Author: ywwg

prometheus_client/openmetrics/exposition.py

@@ -29,7 +29,8 @@ def _is_valid_exemplar_metric(metric, sample):
     return False
 
 
-def generate_latest_fn(escaping=ALLOWUTF8):
+def generate_latest_fn(escaping):
+    '''Returns a generate_latest function that will always use the given escaping.'''
     return lambda registry: generate_latest(registry, escaping)