prompt: We are currently solving the following issue within our repository. Here is the issue text:
  --- BEGIN ISSUE ---
  `dvc status` print something even if project is just initialized
  Empty outputs look like a bug
  
  --- END ISSUE ---
  
  Below are some code segments, each from a relevant file. One or more of these files may contain bugs.
  --- BEGIN FILES ---
  Path: `dvc/command/status.py`
  Content:
  ```
  1 from dvc.command.data_sync import CmdDataBase
  2 
  3 
  4 class CmdDataStatus(CmdDataBase):
  5     STATUS_LEN = 10
  6     STATUS_INDENT = '\t'
  7 
  8     def _normalize(self, s):
  9         s += ':'
  10         assert len(s) < self.STATUS_LEN
  11         return s + (self.STATUS_LEN - len(s))*' '
  12 
  13     def _show(self, status, indent=0):
  14         ind = indent * self.STATUS_INDENT
  15 
  16         for key, value in status.items():
  17             if isinstance(value, dict):
  18                 self.project.logger.info('{}{}'.format(ind, key))
  19                 self._show(value, indent+1)
  20             else:
  21                 msg = '{}{}{}'.format(ind, self._normalize(value), key)
  22                 self.project.logger.info(msg)
  23 
  24     def do_run(self, target=None):
  25         indent = 1 if self.args.cloud else 0
  26         try:
  27             st = self.project.status(target=target,
  28                                      jobs=self.args.jobs,
  29                                      cloud=self.args.cloud,
  30                                      show_checksums=self.args.show_checksums,
  31                                      remote=self.args.remote)
  32             self._show(st, indent)
  33         except Exception as exc:
  34             self.project.logger.error('Failed to obtain data status', exc)
  35             return 1
  36         return 0
  37
  ```
  --- END FILES ---
  
  Please first localize the bug based on the issue statement, and then generate a patch according to the `git diff` format fenced by three backticks.
  
  Here is an example:
  
  ```diff
  diff --git a/examples/server_async.py b/examples/server_async.py
  --- a/examples/server_async.py
  +++ b/examples/server_async.py
  @@ -313,4 +313,4 @@
   
   
   if __name__ == "__main__":
  -    asyncio.run(run_async_server("."), debug=True)
  +    asyncio.run(run_async_server(), debug=True)
  diff --git a/examples/server_sync.py b/examples/server_sync.py
  --- a/examples/server_sync.py
  +++ b/examples/server_sync.py
  @@ -313,5 +313,5 @@
   
   
   if __name__ == "__main__":
  -    server = run_sync_server(".")
  +    server = run_sync_server()
       server.shutdown()
  
  ```
  
golden_diff: diff --git a/dvc/command/status.py b/dvc/command/status.py
  --- a/dvc/command/status.py
  +++ b/dvc/command/status.py
  @@ -29,7 +29,11 @@
                                        cloud=self.args.cloud,
                                        show_checksums=self.args.show_checksums,
                                        remote=self.args.remote)
  -            self._show(st, indent)
  +            if st:
  +                self._show(st, indent)
  +            else:
  +                self.project.logger.info("Nothing to reproduce. "
  +                                         "Pipeline is up to date.")
           except Exception as exc:
               self.project.logger.error('Failed to obtain data status', exc)
               return 1
  
verification_info: {"golden_diff": "diff --git a/dvc/command/status.py b/dvc/command/status.py\n--- a/dvc/command/status.py\n+++ b/dvc/command/status.py\n@@ -29,7 +29,11 @@\n                                      cloud=self.args.cloud,\n                                      show_checksums=self.args.show_checksums,\n                                      remote=self.args.remote)\n-            self._show(st, indent)\n+            if st:\n+                self._show(st, indent)\n+            else:\n+                self.project.logger.info(\"Nothing to reproduce. \"\n+                                         \"Pipeline is up to date.\")\n         except Exception as exc:\n             self.project.logger.error('Failed to obtain data status', exc)\n             return 1\n", "issue": "`dvc status` print something even if project is just initialized\nEmpty outputs look like a bug\n", "before_files": [{"content": "from dvc.command.data_sync import CmdDataBase\n\n\nclass CmdDataStatus(CmdDataBase):\n    STATUS_LEN = 10\n    STATUS_INDENT = '\\t'\n\n    def _normalize(self, s):\n        s += ':'\n        assert len(s) < self.STATUS_LEN\n        return s + (self.STATUS_LEN - len(s))*' '\n\n    def _show(self, status, indent=0):\n        ind = indent * self.STATUS_INDENT\n\n        for key, value in status.items():\n            if isinstance(value, dict):\n                self.project.logger.info('{}{}'.format(ind, key))\n                self._show(value, indent+1)\n            else:\n                msg = '{}{}{}'.format(ind, self._normalize(value), key)\n                self.project.logger.info(msg)\n\n    def do_run(self, target=None):\n        indent = 1 if self.args.cloud else 0\n        try:\n            st = self.project.status(target=target,\n                                     jobs=self.args.jobs,\n                                     cloud=self.args.cloud,\n                                     show_checksums=self.args.show_checksums,\n                                     remote=self.args.remote)\n            self._show(st, indent)\n        except Exception as exc:\n            self.project.logger.error('Failed to obtain data status', exc)\n            return 1\n        return 0\n", "path": "dvc/command/status.py"}], "after_files": [{"content": "from dvc.command.data_sync import CmdDataBase\n\n\nclass CmdDataStatus(CmdDataBase):\n    STATUS_LEN = 10\n    STATUS_INDENT = '\\t'\n\n    def _normalize(self, s):\n        s += ':'\n        assert len(s) < self.STATUS_LEN\n        return s + (self.STATUS_LEN - len(s))*' '\n\n    def _show(self, status, indent=0):\n        ind = indent * self.STATUS_INDENT\n\n        for key, value in status.items():\n            if isinstance(value, dict):\n                self.project.logger.info('{}{}'.format(ind, key))\n                self._show(value, indent+1)\n            else:\n                msg = '{}{}{}'.format(ind, self._normalize(value), key)\n                self.project.logger.info(msg)\n\n    def do_run(self, target=None):\n        indent = 1 if self.args.cloud else 0\n        try:\n            st = self.project.status(target=target,\n                                     jobs=self.args.jobs,\n                                     cloud=self.args.cloud,\n                                     show_checksums=self.args.show_checksums,\n                                     remote=self.args.remote)\n            if st:\n                self._show(st, indent)\n            else:\n                self.project.logger.info(\"Nothing to reproduce. \"\n                                         \"Pipeline is up to date.\")\n        except Exception as exc:\n            self.project.logger.error('Failed to obtain data status', exc)\n            return 1\n        return 0\n", "path": "dvc/command/status.py"}]}