diff --git a/README.en.md b/README.en.md
index 47eab79d..511a02cd 100644
--- a/README.en.md
+++ b/README.en.md
@@ -83,7 +83,7 @@ monitoring (DEM) test types. Enjoy! ✨ 🚀 ✨
 License: Apache-2.0
 Website: https://httprunner.com
 Github: https://github.com/httprunner/httprunner
-Copyright 2021 debugtalk
+Copyright 2017 debugtalk
 
 Usage:
   hrp [command]
diff --git a/README.md b/README.md
index c623efa0..b701e953 100644
--- a/README.md
+++ b/README.md
@@ -76,7 +76,7 @@ monitoring (DEM) test types. Enjoy! ✨ 🚀 ✨
 License: Apache-2.0
 Website: https://httprunner.com
 Github: https://github.com/httprunner/httprunner
-Copyright 2021 debugtalk
+Copyright 2017 debugtalk
 
 Usage:
   hrp [command]
diff --git a/docs/CHANGELOG.md b/docs/CHANGELOG.md
index 504da451..e5781be5 100644
--- a/docs/CHANGELOG.md
+++ b/docs/CHANGELOG.md
@@ -6,6 +6,7 @@
 - refactor: redesign `IStep` to make step extensible to support implementing new protocols and test types
 - feat: disable GA events report by setting environment `DISABLE_GA=true`
 - feat: disable sentry reports by setting environment `DISABLE_SENTRY=true`
+- feat: prepare python3 venv in `~/.hrp/venv` before running
 
 **go version**
 
@@ -13,6 +14,7 @@
 - feat: support run testcases in specified folder path, including testcases in sub folders
 - feat: support HTTP/2 protocol
 - feat: support WebSocket protocol
+- feat: convert YAML/JSON testcases to pytest scripts with `hrp convert`
 - change: integrate [sentry sdk][sentry sdk] for panic reporting and analysis
 - change: lock funplugin version when creating scaffold project
 - fix: call referenced api/testcase with relative path
diff --git a/docs/cmd/hrp.md b/docs/cmd/hrp.md
index ebdeb949..935d1e7a 100644
--- a/docs/cmd/hrp.md
+++ b/docs/cmd/hrp.md
@@ -19,7 +19,7 @@ monitoring (DEM) test types. Enjoy! ✨ 🚀 ✨
 License: Apache-2.0
 Website: https://httprunner.com
 Github: https://github.com/httprunner/httprunner
-Copyright 2021 debugtalk
+Copyright 2017 debugtalk
 
 ### Options
 
diff --git a/docs/cmd/hrp_convert.md b/docs/cmd/hrp_convert.md
index b62216bb..5b4d2b89 100644
--- a/docs/cmd/hrp_convert.md
+++ b/docs/cmd/hrp_convert.md
@@ -9,7 +9,7 @@ hrp convert $path... [flags]
 ### Options
 
 ```
-      --gotest   convert to gotest scripts
+      --gotest   convert to gotest scripts (TODO)
   -h, --help     help for convert
       --pytest   convert to pytest scripts (default true)
 ```
diff --git a/hrp/cmd/root.go b/hrp/cmd/root.go
index 9128d37e..c19775d9 100644
--- a/hrp/cmd/root.go
+++ b/hrp/cmd/root.go
@@ -31,7 +31,7 @@ monitoring (DEM) test types. Enjoy! ✨ 🚀 ✨
 License: Apache-2.0
 Website: https://httprunner.com
 Github: https://github.com/httprunner/httprunner
-Copyright 2021 debugtalk`,
+Copyright 2017 debugtalk`,
 	PersistentPreRun: func(cmd *cobra.Command, args []string) {
 		var noColor = false
 		if runtime.GOOS == "windows" {
diff --git a/httprunner/compat.py b/httprunner/compat.py
index fb78b39b..457f1686 100644
--- a/httprunner/compat.py
+++ b/httprunner/compat.py
@@ -301,13 +301,13 @@ from httprunner.utils import get_platform, ExtendJSONEncoder
 @pytest.fixture(scope="session", autouse=True)
 def session_fixture(request):
     """setup and teardown each task"""
-    logger.info(f"start running testcases ...")
+    logger.info("start running testcases ...")
 
     start_at = time.time()
 
     yield
 
-    logger.info(f"task finished, generate task summary for --save-tests")
+    logger.info("task finished, generate task summary for --save-tests")
 
     summary = {
         "success": True,