Fix drf_yasg importing issue

ImportError: Could not import 'drf_yasg.generators.OpenAPISchemaGenerator' for API setting 'DEFAULT_GENERATOR_CLASS'. ModuleNotFoundError: No module named 'packaging'.

Issue-ID: VFC-1429
Signed-off-by: Olivia.Zhan <zhan.jie1@zte.com.cn>
Change-Id: I2dddacf68e1ee4780c9252daa5d8fa4c27c29f1c

diff --git a/requirements.txt b/requirements.txt
index bf2fb3c..4b13645 100644 (file)
--- a/requirements.txt
+++ b/requirements.txt
@@ -26,7 +26,7 @@ unittest_xml_reporting==1.12.0
 nfv-toscaparser==1.1.2.dev2
 
 # for auto swagger
-drf-yasg>=1.2.2
+drf-yasg==1.16.0
 flex>=6.11.1
 swagger-spec-validator>=2.1.0