Python Heroku本地人不工作？

我试图使用heroku local在本地部署python应用程序，但我一直收到以下输出：

(env) iMac:myproject Me$  heroku local
[WARN] No ENV file found
[OKAY] Trimming display Output to 61 Columns
12:15:08 AM web.1 |  [2016-04-05 00:15:08 -0700] [47311] [INFO] Starting gunicorn …
12:15:08 AM web.1 |  [2016-04-05 00:15:08 -0700] [47311] [ERROR] Connection in use…
12:15:08 AM web.1 |  [2016-04-05 00:15:08 -0700] [47311] [ERROR] Retrying in 1 sec…
12:15:09 AM web.1 |  [2016-04-05 00:15:09 -0700] [47311] [ERROR] Connection in use…
12:15:09 AM web.1 |  [2016-04-05 00:15:09 -0700] [47311] [ERROR] Retrying in 1 sec…
12:15:10 AM web.1 |  [2016-04-05 00:15:10 -0700] [47311] [ERROR] Connection in use…
12:15:10 AM web.1 |  [2016-04-05 00:15:10 -0700] [47311] [ERROR] Retrying in 1 sec…
12:15:11 AM web.1 |  [2016-04-05 00:15:11 -0700] [47311] [ERROR] Connection in use…
12:15:11 AM web.1 |  [2016-04-05 00:15:11 -0700] [47311] [ERROR] Retrying in 1 sec…
12:15:12 AM web.1 |  [2016-04-05 00:15:12 -0700] [47311] [ERROR] Connection in use…
12:15:12 AM web.1 |  [2016-04-05 00:15:12 -0700] [47311] [ERROR] Retrying in 1 sec…
12:15:13 AM web.1 |  [2016-04-05 00:15:13 -0700] [47311] [ERROR] Can't connect to …
[DONE] Killing all processes with signal  null
12:15:13 AM web.1 Exited Abnormally
(env) iMac:myproject Me$ 

env文件夹位于应用程序中

---

env是名为：

.env

（不是文件夹）的文件。有关详细信息，请访问

问题不在于环境文件

如您所见：

[警告]未找到环境文件

这是一个警告

我不确定这里出了什么问题。日志有什么说明吗

尽管如此，还是尝试一下（我每次都必须像这样运行我的本地服务器）：

heroku local web -f Procfile