old_contents: import os
  
  
  def pytest_configure(config):
      if 'USE_QT_API' in os.environ:
          os.environ['QT_API'] = os.environ['USE_QT_API'].lower()
  
  
  def pytest_report_header(config):
  
      versions = os.linesep
      versions += 'PyQt4: '
  
      try:
          from PyQt4 import Qt
          versions += "PyQt: {0} - Qt: {1}".format(Qt.PYQT_VERSION_STR, Qt.QT_VERSION_STR)
      except ImportError:
          versions += 'not installed'
      except AttributeError:
          versions += 'unknown version'
  
      versions += os.linesep
      versions += 'PyQt5: '
  
      try:
          from PyQt5 import Qt
          versions += "PyQt: {0} - Qt: {1}".format(Qt.PYQT_VERSION_STR, Qt.QT_VERSION_STR)
      except ImportError:
          versions += 'not installed'
      except AttributeError:
          versions += 'unknown version'
  
      versions += os.linesep
      versions += 'PySide: '
  
      try:
          import PySide
          from PySide import QtCore
          versions += "PySide: {0} - Qt: {1}".format(PySide.__version__, QtCore.__version__)
      except ImportError:
          versions += 'not installed'
      except AttributeError:
          versions += 'unknown version'
  
      versions += os.linesep
      
      return versions
  
new_contents: import os
  
  
  def pytest_configure(config):
  
      if 'USE_QT_API' in os.environ:
          os.environ['QT_API'] = os.environ['USE_QT_API'].lower()
  
      # We need to import qtpy here to make sure that the API versions get set
      # straight away.
      import qtpy
  
  
  def pytest_report_header(config):
  
      versions = os.linesep
      versions += 'PyQt4: '
  
      try:
          from PyQt4 import Qt
          versions += "PyQt: {0} - Qt: {1}".format(Qt.PYQT_VERSION_STR, Qt.QT_VERSION_STR)
      except ImportError:
          versions += 'not installed'
      except AttributeError:
          versions += 'unknown version'
  
      versions += os.linesep
      versions += 'PyQt5: '
  
      try:
          from PyQt5 import Qt
          versions += "PyQt: {0} - Qt: {1}".format(Qt.PYQT_VERSION_STR, Qt.QT_VERSION_STR)
      except ImportError:
          versions += 'not installed'
      except AttributeError:
          versions += 'unknown version'
  
      versions += os.linesep
      versions += 'PySide: '
  
      try:
          import PySide
          from PySide import QtCore
          versions += "PySide: {0} - Qt: {1}".format(PySide.__version__, QtCore.__version__)
      except ImportError:
          versions += 'not installed'
      except AttributeError:
          versions += 'unknown version'
  
      versions += os.linesep
      
      return versions
  
subject: Make sure we import qtpy before importing any Qt wrappers directly