code: def warn_if_issue31590(reader):
      if has_issue31590(reader.dialect):
          warnings.warn(
              "%r cannot parse embedded newlines correctly, "
              "see https://bugs.python.org/issue31590"
              "for details" % reader
          )
  
imports: import io
  import csv
  import warnings
label_desc: Use image node_id 5 for calling a global function with example usage: warn_if_issue31590(reader) without return types