feat: print output with colors

hrp/internal/pytest/main.go

@@ -1,11 +1,7 @@
 package pytest
 
 import (
-	"os/exec"
-	"strings"
-
 	"github.com/pkg/errors"
-	"github.com/rs/zerolog/log"
 
 	"github.com/httprunner/httprunner/hrp/internal/builtin"
 )
@@ -17,15 +13,5 @@ func RunPytest(args []string) error {
 	}
 
 	args = append([]string{"-m", "httprunner", "run"}, args...)
-	cmd := exec.Command(python3, args...)
-	log.Info().Str("cmd", cmd.String()).Msg("run pytest")
-
-	output, err := cmd.CombinedOutput()
-	if err != nil {
-		return errors.Wrap(err, "pytest running failed")
-	}
-	out := strings.TrimSpace(string(output))
-	println(out)
-
-	return nil
+	return builtin.ExecCommand(python3, args...)
 }