text: import os
  import nemreader as nr
  
  
  def test_unzipped_examples():
      """Open and parse unzipped example files"""
  
      skips = ["Example_NEM12_powercor.csv", "Example_NEM12_powercor_missing_fields.csv"]
      test_path = os.path.abspath("examples/unzipped")
      for file_name in os.listdir(test_path):
          if file_name in skips:
              continue
          test_file = os.path.join(test_path, file_name)
          meter_data = nr.read_nem_file(test_file)
          assert meter_data.header.version_header in ["NEM12", "NEM13"]
  
  
  def test_nem12_examples():
      """Open and parse zipped NEM12 example files"""
      skips = [
          "NEM12#Scenario10#ETSAMDP#NEMMCO.zip",  # 300 Row has new line
          "Example_NEM12_powercor.csv.zip",
      ]
      test_path = os.path.abspath("examples/nem12")
      for file_name in os.listdir(test_path):
          if file_name in skips:
              continue
          test_file = os.path.join(test_path, file_name)
          meter_data = nr.read_nem_file(test_file)
          assert meter_data.header.version_header == "NEM12"
  
  
  def test_nem13_examples():
      """Open and parse zipped NEM13 example files"""
  
      test_path = os.path.abspath("examples/nem13")
      for file_name in os.listdir(test_path):
          test_file = os.path.join(test_path, file_name)
          meter_data = nr.read_nem_file(test_file)
          assert meter_data.header.version_header == "NEM13"
  