Fix NullBooleanField warning (#7565)

adamchainz · web-flow · commit 91916a4db14c · 2020-09-30T13:47:06.000+01:00
The argument to Field is 'allow_null'.
diff --git a/rest_framework/fields.py b/rest_framework/fields.py
@@ -749,7 +749,7 @@ def __init__(self, **kwargs):
         warnings.warn(
             "The `NullBooleanField` is deprecated and will be removed starting "
             "with 3.14. Instead use the `BooleanField` field and set "
-            "`null=True` which does the same thing.",
+            "`allow_null=True` which does the same thing.",
             RemovedInDRF314Warning, stacklevel=2
         )
 

Original file line number	Diff line number	Diff line change
`@@ -749,7 +749,7 @@ def __init__(self, **kwargs):`
`749`	`749`	`warnings.warn(`
`750`	`750`	"The `NullBooleanField` is deprecated and will be removed starting "
`751`	`751`	"with 3.14. Instead use the `BooleanField` field and set "
`752`		- "`null=True` which does the same thing.",
	`752`	+ "`allow_null=True` which does the same thing.",
`753`	`753`	`RemovedInDRF314Warning, stacklevel=2`
`754`	`754`	`)`
`755`	`755`