input: Write a function to create a Python dictionary with three keys named "Name", "Address" and "Phone", using the provided input variables. If the input variables are None, return an empty dictionary.
  assert create_info_dict('John', '212 Smith Street', '732-123-4567')=={'Name': 'John', 'Address': '212 Smith Street', 'Phone': '732-123-4567'}
  assert create_info_dict('Jane', '123 Cherry Lane', '123-456-7890')=={'Name': 'Jane', 'Address': '123 Cherry Lane', 'Phone': '123-456-7890'}
  assert create_info_dict(None, None, None)=={}
  assert create_info_dict('Alice', None, '987-654-3210')=={'Name': 'Alice', 'Address': None, 'Phone': '987-654-3210'}
  assert create_info_dict(None, '456 Oak Avenue', '555-555-5555')=={'Name': None, 'Address': '456 Oak Avenue', 'Phone': '555-555-5555'}
output: def create_info_dict(name, address, phone):
      if name is None and address is None and phone is None:
          return {}
      return {'Name': name, 'Address': address, 'Phone': phone}