class_docstr: This class allows to capture writes to FD1 and FD2
  and may connect a NULL file to FD0 (and prevent
  reads from sys.stdin).  If any of the 0,1,2 file descriptors
  is invalid it will not be captured.
code: def __init__(
      self,
      out=True,
      err=True,
      mixed=False,
      in_=True,
      patchsys=True,
      now=True,
  ):
      self._options = {
          "out": out,
          "err": err,
          "mixed": mixed,
          "in_": in_,
          "patchsys": patchsys,
          "now": now,
      }
      self._save()
      if now:
          self.startall()
  
imports: import os
  import sys
  import py
  import tempfile
label_desc: Use image node_id 1 to create a new StdCaptureFD object from inherited base classes: Capture with example: obj = StdCaptureFD(out, err, mixed, in_, patchsys, now)