code: def coerce_to_uint32(a, scaling_factor):
      """
      Returns a copy of the array as uint32, applying a scaling factor to
      maintain precision if supplied.
      """
      return (a * scaling_factor).round().astype("uint32")
  
imports: from functools import partial
  import h5py
  import logbook
  import numpy
  import pandas
  from six import iteritems, raise_from, viewkeys
  from six.moves import reduce
  from zipline.data.bar_reader import NoDataAfterDate, NoDataBeforeDate, NoDataForSid, NoDataOnDate
  from zipline.data.session_bars import CurrencyAwareSessionBarReader
  from zipline.utils.memoize import lazyval
  from zipline.utils.numpy_utils import bytes_array_to_native_str_object_array
  from zipline.utils.pandas_utils import check_indexes_all_same
label_desc: Use image node_id 1 for calling a global function with example usage: coerce_to_uint32(a, scaling_factor) and returns: unknown