prompt: We are currently solving the following issue within our repository. Here is the issue text:
  --- BEGIN ISSUE ---
  repro: --all-pipelines doesn't do anything.
  
  
  --- 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/repro.py`
  Content:
  ```
  1 import os
  2 
  3 from dvc.command.base import CmdBase
  4 from dvc.command.status import CmdDataStatus
  5 from dvc.exceptions import DvcException
  6 
  7 
  8 class CmdRepro(CmdBase):
  9     def run(self):
  10         recursive = not self.args.single_item
  11         saved_dir = os.path.realpath(os.curdir)
  12         if self.args.cwd:
  13             os.chdir(self.args.cwd)
  14 
  15         ret = 0
  16         for target in self.args.targets:
  17             try:
  18                 stages = self.project.reproduce(
  19                                target,
  20                                recursive=recursive,
  21                                force=self.args.force,
  22                                dry=self.args.dry,
  23                                interactive=self.args.interactive,
  24                                pipeline=self.args.pipeline,
  25                                all_pipelines=self.args.all_pipelines,
  26                                ignore_build_cache=self.args.ignore_build_cache)
  27 
  28                 if len(stages) == 0:
  29                     self.project.logger.info(CmdDataStatus.UP_TO_DATE_MSG)
  30 
  31                 if self.args.metrics:
  32                     self.project.metrics_show()
  33             except DvcException as ex:
  34                 msg = 'Failed to reproduce \'{}\''.format(target)
  35                 self.project.logger.error(msg, ex)
  36                 ret = 1
  37                 break
  38 
  39         os.chdir(saved_dir)
  40         return ret
  41
  ```
  --- 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/repro.py b/dvc/command/repro.py
  --- a/dvc/command/repro.py
  +++ b/dvc/command/repro.py
  @@ -12,6 +12,10 @@
           if self.args.cwd:
               os.chdir(self.args.cwd)
   
  +        # Dirty hack so the for loop below can at least enter once
  +        if self.args.all_pipelines:
  +            self.args.targets = [None]
  +
           ret = 0
           for target in self.args.targets:
               try:
  
verification_info: {"golden_diff": "diff --git a/dvc/command/repro.py b/dvc/command/repro.py\n--- a/dvc/command/repro.py\n+++ b/dvc/command/repro.py\n@@ -12,6 +12,10 @@\n         if self.args.cwd:\n             os.chdir(self.args.cwd)\n \n+        # Dirty hack so the for loop below can at least enter once\n+        if self.args.all_pipelines:\n+            self.args.targets = [None]\n+\n         ret = 0\n         for target in self.args.targets:\n             try:\n", "issue": "repro: --all-pipelines doesn't do anything.\n\n", "before_files": [{"content": "import os\n\nfrom dvc.command.base import CmdBase\nfrom dvc.command.status import CmdDataStatus\nfrom dvc.exceptions import DvcException\n\n\nclass CmdRepro(CmdBase):\n    def run(self):\n        recursive = not self.args.single_item\n        saved_dir = os.path.realpath(os.curdir)\n        if self.args.cwd:\n            os.chdir(self.args.cwd)\n\n        ret = 0\n        for target in self.args.targets:\n            try:\n                stages = self.project.reproduce(\n                               target,\n                               recursive=recursive,\n                               force=self.args.force,\n                               dry=self.args.dry,\n                               interactive=self.args.interactive,\n                               pipeline=self.args.pipeline,\n                               all_pipelines=self.args.all_pipelines,\n                               ignore_build_cache=self.args.ignore_build_cache)\n\n                if len(stages) == 0:\n                    self.project.logger.info(CmdDataStatus.UP_TO_DATE_MSG)\n\n                if self.args.metrics:\n                    self.project.metrics_show()\n            except DvcException as ex:\n                msg = 'Failed to reproduce \\'{}\\''.format(target)\n                self.project.logger.error(msg, ex)\n                ret = 1\n                break\n\n        os.chdir(saved_dir)\n        return ret\n", "path": "dvc/command/repro.py"}], "after_files": [{"content": "import os\n\nfrom dvc.command.base import CmdBase\nfrom dvc.command.status import CmdDataStatus\nfrom dvc.exceptions import DvcException\n\n\nclass CmdRepro(CmdBase):\n    def run(self):\n        recursive = not self.args.single_item\n        saved_dir = os.path.realpath(os.curdir)\n        if self.args.cwd:\n            os.chdir(self.args.cwd)\n\n        # Dirty hack so the for loop below can at least enter once\n        if self.args.all_pipelines:\n            self.args.targets = [None]\n\n        ret = 0\n        for target in self.args.targets:\n            try:\n                stages = self.project.reproduce(\n                               target,\n                               recursive=recursive,\n                               force=self.args.force,\n                               dry=self.args.dry,\n                               interactive=self.args.interactive,\n                               pipeline=self.args.pipeline,\n                               all_pipelines=self.args.all_pipelines,\n                               ignore_build_cache=self.args.ignore_build_cache)\n\n                if len(stages) == 0:\n                    self.project.logger.info(CmdDataStatus.UP_TO_DATE_MSG)\n\n                if self.args.metrics:\n                    self.project.metrics_show()\n            except DvcException as ex:\n                msg = 'Failed to reproduce \\'{}\\''.format(target)\n                self.project.logger.error(msg, ex)\n                ret = 1\n                break\n\n        os.chdir(saved_dir)\n        return ret\n", "path": "dvc/command/repro.py"}]}