feat(commands): some common commands

commands/pip.go

@@ -0,0 +1,19 @@
+package commands
+
+import (
+	"github.com/versenilvis/iris/commands/core"
+)
+
+func init() {
+	core.Register(&core.Spec{
+		Name:        "pip",
+		Description: "python packages",
+		Subcommands: []core.Subcommand{
+			{Name: "install", Description: "install package"},
+			{Name: "uninstall", Description: "remove package"},
+			{Name: "freeze", Description: "list packages"},
+			{Name: "list", Description: "list installed"},
+			{Name: "show", Description: "show package info"},
+		},
+	})
+}