code: def ts2dt(ts, milli=False, tz_aware=False):
      ''' convert timestamp int's (seconds) to datetime objects '''
      # anything already a datetime will still be returned
      # tz_aware, if set to true
      is_true(HAS_DATEUTIL, "`pip install python_dateutil` required")
      if isinstance(ts, (datetime, date)):
          pass
      elif is_empty(ts, except_=False):
          return None  # its not a timestamp
      elif isinstance(ts, (int, float, long)) and ts < 0:
          return None
      elif isinstance(ts, basestring):
          try:
              ts = float(ts)
          except (TypeError, ValueError):
              # maybe we have a date like string already?
              try:
                  ts = dt_parse(ts)
              except Exception:
                  raise TypeError(
                      "unable to derive datetime from timestamp string: %s" % ts)
      elif milli:
          ts = float(ts) / 1000.  # convert milli to seconds
      else:
          ts = float(ts)  # already in seconds
      return _get_datetime(ts, tz_awaref ts2dt(ts, milli=False, tz_aware=False):
      ''' convert timestamp int's (seconds) to datetime objects '''
      # anything already a datetime will still be returned
      # tz_aware, if set to true
      is_true(HAS_DATEUTIL, "`pip install python_dateutil` required")
      if isinstance(ts, (datetime, date)):
          pass
      elif is_empty(ts, except_=False):
          return None  # its not a timestamp
      elif isinstance(ts, (int, float, long)) and ts < 0:
          return None
      elif isinstance(ts, basestring):
          try:
              ts = float(ts)
          except (TypeError, ValueError):
              # maybe we have a date like string already?
              try:
                  ts = dt_parse(ts)
              except Exception:
                  raise TypeError(
                      "unable to derive datetime from timestamp string: %s" % ts)
      elif milli:
          ts = float(ts) / 1000.  # convert milli to seconds
      else:
          ts = float(ts)  # already in seconds
      return _get_datetime(ts, tz_aware)
docs: convert timestamp int's (seconds) to datetime objects