| 34 | cull_fraction = Float(0.2) |
| 35 | |
| 36 | def __init__(self, shell=None, cache_size=1000, **kwargs): |
| 37 | super(DisplayHook, self).__init__(shell=shell, **kwargs) |
| 38 | cache_size_min = 3 |
| 39 | if cache_size <= 0: |
| 40 | self.do_full_cache = 0 |
| 41 | cache_size = 0 |
| 42 | elif cache_size < cache_size_min: |
| 43 | self.do_full_cache = 0 |
| 44 | cache_size = 0 |
| 45 | warn('caching was disabled (min value for cache size is %s).' % |
| 46 | cache_size_min,stacklevel=3) |
| 47 | else: |
| 48 | self.do_full_cache = 1 |
| 49 | |
| 50 | self.cache_size = cache_size |
| 51 | |
| 52 | # we need a reference to the user-level namespace |
| 53 | self.shell = shell |
| 54 | |
| 55 | self._,self.__,self.___ = '','','' |
| 56 | |
| 57 | # these are deliberately global: |
| 58 | to_user_ns = {'_':self._,'__':self.__,'___':self.___} |
| 59 | self.shell.user_ns.update(to_user_ns) |
| 60 | |
| 61 | @property |
| 62 | def prompt_count(self): |