diff --git a/essay/log.py b/essay/log.py
index 3f58c17..7efac09 100644
--- a/essay/log.py
+++ b/essay/log.py
@@ -1,12 +1,15 @@
 # coding: utf-8
-from os import path
+from __future__ import unicode_literals
+
+import sys
 import logging.config
+from os import path
 
 
 def init_log(log_dir=None):
     if log_dir and not path.exists(log_dir):
-        msg = u'指定路径不存在:%s' % log_dir
-        print msg.encode('utf-8')
+        msg = '指定路径不存在:%s' % log_dir
+        sys.stdout(msg)
         log_dir = None
 
     config = {
diff --git a/essay/main.py b/essay/main.py
index f318fd7..f248d13 100644
--- a/essay/main.py
+++ b/essay/main.py
@@ -1,4 +1,5 @@
 # coding:utf-8
+from __future__ import unicode_literals
 
 import re
 import sys
@@ -36,17 +37,17 @@ def main():
         if re.match('^[a-zA-Z0-9_]+$', project_name):
             create_project(project_name, options.template)
         else:
-            print u'无效工程名: ' + project_name
+            sys.stdout.write('无效工程名: ' + project_name)
     elif len(sys.argv) >= 2 and sys.argv[1] == 'init':
         options, args = init_options()
         project_name = sys.argv[2]
         if re.match('^[a-zA-Z0-9_]+$', project_name):
             init_project(project_name, options.template)
         else:
-            print u'无效工程名: ' + project_name
+            sys.stdout.write('无效工程名: ' + project_name)
     elif len(sys.argv) >= 2 and sys.argv[1] == 'pinstall':
         if len(sys.argv) == 2 or sys.argv[2] == '-h':
-            print "es pinstall <package>"
+            sys.stdout.write("es pinstall <package>")
             return
 
         args = sys.argv[1:]
@@ -55,7 +56,7 @@ def main():
         pip.main(args)
     else:
         if len(sys.argv) == 2 and '-h' in sys.argv:
-            print help_text
+            sys.stdout.write(help_text)
         pip.main()
 
 
diff --git a/essay/tasks/deploy.py b/essay/tasks/deploy.py
index 85b4eac..2986a67 100644
--- a/essay/tasks/deploy.py
+++ b/essay/tasks/deploy.py
@@ -12,10 +12,11 @@
 @task(default=True)
 @parallel(30)
 def deploy(version, venv_dir, profile):
-    """
-    发布指定的版本
+    """ 发布指定的版本，会自动安装项目运行所需要的包
 
-    会自动安装项目运行所需要的包
+        version：build之后的版本
+        venv_dir：虚拟环境名称
+        profile：profile参数会传递到supervisord.conf中
     """
 
     if not version:
@@ -23,11 +24,18 @@ def deploy(version, venv_dir, profile):
 
     virtualenv.ensure(venv_dir)
 
+    pre_hook = env.DEPLOY_PRE_HOOK
+    post_hook = env.DEPLOY_POST_HOOK
+
     with virtualenv.activate(venv_dir):
+        if callable(pre_hook):
+            pre_hook(version, venv_dir, profile)
         supervisor.ensure(project=env.PROJECT, profile=profile)
         package.install(env.PROJECT, version)
         supervisor.shutdown()
         supervisor.start()
+        if callable(post_hook):
+            post_hook(version, venv_dir, profile)
 
 
 @task(default=True)
diff --git a/essay/templates/default/__project__/log.py.tpl b/essay/templates/default/__project__/log.py.tpl
index 8615153..8072816 100644
--- a/essay/templates/default/__project__/log.py.tpl
+++ b/essay/templates/default/__project__/log.py.tpl
@@ -1,11 +1,13 @@
 # coding: utf-8
+from __future__ import unicode_literals
+
 from os import path
 import logging.config
 
 def init_log(log_dir=None):
 #    if log_dir and not path.exists(log_dir):
 #        msg =  u'指定路径不存在:%s' % log_dir
-#        print msg.encode('utf-8')
+#        print(msg.encode('utf-8'))
 #        return
 
     config = {
@@ -43,4 +45,4 @@ def init_log(log_dir=None):
         }
     }
 
-    logging.config.dictConfig(config)
\ No newline at end of file
+    logging.config.dictConfig(config)
diff --git a/essay/templates/default/__project__/main.py.tpl b/essay/templates/default/__project__/main.py.tpl
index 8c2c5d4..58c3089 100644
--- a/essay/templates/default/__project__/main.py.tpl
+++ b/essay/templates/default/__project__/main.py.tpl
@@ -12,9 +12,9 @@ class index:
         return "Hello, world!"
 
 def main():
-    print 'version:', settings.__version__
-    print 'git version:', settings.__git_version__
-    print 'release time', settings.__release_time__
+    print('version:', settings.__version__)
+    print('git version:', settings.__git_version__)
+    print('release time', settings.__release_time__)
 
     app = web.application(urls, globals())
     app.run()