old_contents: c = get_config()
  app = c.InteractiveShellApp
  
  # This can be used at any point in a config file to load a sub config
  # and merge it into the current one.
  load_subconfig('ipython_config.py', profile='default')
  
  lines = """
  from __future__ import division
  from sympy import *
  x, y, z = symbols('xyz')
  k, m, n = symbols('kmn', integer=True)
  f, g, h = map(Function, 'fgh')
  """
  
  # You have to make sure that attributes that are containers already
  # exist before using them.  Simple assigning a new list will override
  # all previous values.
  
  if hasattr(app, 'exec_lines'):
      app.exec_lines.append(lines)
  else:
      app.exec_lines = [lines]
  
  # Load the sympy_printing extension to enable nice printing of sympy expr's.
  if hasattr(app, 'extensions'):
      app.extensions.append('sympyprinting')
  else:
      app.extensions = ['sympyprinting']
  
  
new_contents: c = get_config()
  app = c.InteractiveShellApp
  
  # This can be used at any point in a config file to load a sub config
  # and merge it into the current one.
  load_subconfig('ipython_config.py', profile='default')
  
  lines = """
  from __future__ import division
  from sympy import *
  x, y, z = symbols('x,y,z')
  k, m, n = symbols('k,m,n', integer=True)
  f, g, h = map(Function, 'fgh')
  """
  
  # You have to make sure that attributes that are containers already
  # exist before using them.  Simple assigning a new list will override
  # all previous values.
  
  if hasattr(app, 'exec_lines'):
      app.exec_lines.append(lines)
  else:
      app.exec_lines = [lines]
  
  # Load the sympy_printing extension to enable nice printing of sympy expr's.
  if hasattr(app, 'extensions'):
      app.extensions.append('sympyprinting')
  else:
      app.extensions = ['sympyprinting']
  
  
subject: Fix sympy profile to work with sympy 0.7.