old_contents: import os
  import numpy as np
  
  __all__ = ['MathDomainError', 'UnderflowError', 'NumOverflowError',
             'handleError', 'get_numarray_include_dirs']
  
  class MathDomainError(ArithmeticError):
      pass
  
  
  class UnderflowError(ArithmeticError):
      pass
  
  
  class NumOverflowError(OverflowError, ArithmeticError):
      pass
  
  
  def handleError(errorStatus, sourcemsg):
      """Take error status and use error mode to handle it."""
      modes = np.geterr()
      if errorStatus & numpy.FPE_INVALID:
          if modes['invalid'] == "warn":
              print "Warning: Encountered invalid numeric result(s)", sourcemsg
          if modes['invalid'] == "raise":
              raise MathDomainError(sourcemsg)
      if errorStatus & numpy.FPE_DIVIDEBYZERO:
          if modes['dividebyzero'] == "warn":
              print "Warning: Encountered divide by zero(s)", sourcemsg
          if modes['dividebyzero'] == "raise":
              raise ZeroDivisionError(sourcemsg)
      if errorStatus & numpy.FPE_OVERFLOW:
          if modes['overflow'] == "warn":
              print "Warning: Encountered overflow(s)", sourcemsg
          if modes['overflow'] == "raise":
              raise NumOverflowError(sourcemsg)
      if errorStatus & numpy.FPE_UNDERFLOW:
          if modes['underflow'] == "warn":
              print "Warning: Encountered underflow(s)", sourcemsg
          if modes['underflow'] == "raise":
              raise UnderflowError(sourcemsg)
  
  
  def get_numarray_include_dirs():
      base = os.path.dirname(numpy.__file__)
      newdirs = [os.path.join(base, 'numarray', 'include')]
      return newdirs
  
new_contents: import os
  import numpy as np
  
  __all__ = ['MathDomainError', 'UnderflowError', 'NumOverflowError',
             'handleError', 'get_numarray_include_dirs']
  
  class MathDomainError(ArithmeticError):
      pass
  
  
  class UnderflowError(ArithmeticError):
      pass
  
  
  class NumOverflowError(OverflowError, ArithmeticError):
      pass
  
  
  def handleError(errorStatus, sourcemsg):
      """Take error status and use error mode to handle it."""
      modes = np.geterr()
      if errorStatus & np.FPE_INVALID:
          if modes['invalid'] == "warn":
              print "Warning: Encountered invalid numeric result(s)", sourcemsg
          if modes['invalid'] == "raise":
              raise MathDomainError(sourcemsg)
      if errorStatus & np.FPE_DIVIDEBYZERO:
          if modes['dividebyzero'] == "warn":
              print "Warning: Encountered divide by zero(s)", sourcemsg
          if modes['dividebyzero'] == "raise":
              raise ZeroDivisionError(sourcemsg)
      if errorStatus & np.FPE_OVERFLOW:
          if modes['overflow'] == "warn":
              print "Warning: Encountered overflow(s)", sourcemsg
          if modes['overflow'] == "raise":
              raise NumOverflowError(sourcemsg)
      if errorStatus & np.FPE_UNDERFLOW:
          if modes['underflow'] == "warn":
              print "Warning: Encountered underflow(s)", sourcemsg
          if modes['underflow'] == "raise":
              raise UnderflowError(sourcemsg)
  
  
  def get_numarray_include_dirs():
      base = os.path.dirname(np.__file__)
      newdirs = [os.path.join(base, 'numarray', 'include')]
      return newdirs
  
subject: Fix bad usage of namespace alias change