code: def test_timestamp_repr_pre1900(self):
      # pre-1900
      stamp = Timestamp("1850-01-01", tz="US/Eastern")
      repr(stamp)
  
      iso8601 = "1850-01-01 01:23:45.012345"
      stamp = Timestamp(iso8601, tz="US/Eastern")
      result = repr(stamp)
      assert iso8601 in result
  
file_path: pandas/pandas/tests/scalar/timestamp/test_formats.py
imports: from datetime import datetime
  import pprint
  import dateutil.tz
  import pytest
  import pytz
  from pandas import Timestamp
label_desc: Use image node_id 3 for calling the TestTimestampRendering obj's underlying member method code with example usage: obj.test_timestamp_repr_pre1900() without return types