Reduce direct dependency by using glog

go.mod

@@ -74,7 +74,7 @@ require (
 	github.com/russross/blackfriday v0.0.0-20151117072312-300106c228d5 // indirect
 	github.com/samalba/dockerclient v0.0.0-20160414174713-91d7393ff859 // indirect
 	github.com/shurcooL/sanitized_anchor_name v0.0.0-20151028001915-10ef21a441db // indirect
-	github.com/sirupsen/logrus v1.4.1
+	github.com/sirupsen/logrus v1.4.1 // indirect
 	github.com/spf13/afero v0.0.0-20160816080757-b28a7effac97 // indirect
 	github.com/spf13/cast v0.0.0-20160730092037-e31f36ffc91a // indirect
 	github.com/spf13/cobra v0.0.0-20180228053838-6644d46b81fa

hack/release_notes/listpullreqs.go

@@ -21,8 +21,8 @@ import (
 	"context"
 	"fmt"
 
+	"github.com/golang/glog"
 	"github.com/google/go-github/v25/github"
-	"github.com/sirupsen/logrus"
 	"github.com/spf13/cobra"
 	"golang.org/x/oauth2"
 )
@@ -50,7 +50,7 @@ func main() {
 	rootCmd.Flags().StringVar(&fromTag, "fromTag", "", "comparison of commits is based on this tag (defaults to the latest tag in the repo)")
 	rootCmd.Flags().StringVar(&toTag, "toTag", "master", "this is the commit that is compared with fromTag")
 	if err := rootCmd.Execute(); err != nil {
-		logrus.Fatal(err)
+		glog.Fatalf("Failed to execute: %v", err)
 	}
 }
 
@@ -59,7 +59,7 @@ func printPullRequests() {
 
 	releases, _, err := client.Repositories.ListReleases(context.Background(), org, repo, &github.ListOptions{})
 	if err != nil {
-		logrus.Fatal(err)
+		glog.Fatalf("Failed to list releases: %v", err)
 	}
 	lastReleaseTime := *releases[0].PublishedAt
 	fmt.Println(fmt.Sprintf("Collecting pull request that were merged since the last release: %s (%s)", *releases[0].TagName, lastReleaseTime))
@@ -76,7 +76,7 @@ func printPullRequests() {
 			},
 		})
 		if err != nil {
-			logrus.Fatal(err)
+			glog.Fatalf("Failed to list pull requests: %v", err)
 		}
 
 		seen := 0