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| Package dns :: Module resolver :: Class Cache |
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object --+
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Cache
| Method Summary | |
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Initialize a DNS cache. | |
| a new object with type S, a subtype of T |
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Flush the cache. | |
| dns.resolver.Answer object or None |
Get the answer associated with key. |
Clean the cache if it's time to do so. | |
Associate key and value in the cache. | |
| Instance Variable Summary | |
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| float | cleaning_interval
- The number of seconds between cleanings. |
| dict | data
- A dictionary of cached data |
| float | next_cleaning
- The time the cache should next be cleaned (in seconds since the
epoch.) |
| Method Details |
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__init__(self,
cleaning_interval=300.0)
Initialize a DNS cache.
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__new__(S, ...)
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flush(self, key=None)Flush the cache. If key is specified, only that item is flushed. Otherwise the entire cache is flushed.
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get(self, key)Get the answer associated with key. Returns None if no answer is cached for the key.
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maybe_clean(self)Clean the cache if it's time to do so. |
put(self, key, value)Associate key and value in the cache.
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| Instance Variable Details |
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cleaning_intervalThe number of seconds between cleanings. The default is 300 (5 minutes).
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dataA dictionary of cached data
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next_cleaningThe time the cache should next be cleaned (in seconds since the epoch.)
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