twisted.persisted.dirdbm.Shelf(DirDBM)
class documentationtwisted.persisted.dirdbm
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A directory with a DBM shelf interface.
This class presents a hash-like interface to a directory of small, flat files. Keys must be strings, but values can be any given object.
Method | __setitem__ | shelf[foo] = bar Create or modify a textfile in this
directory. |
Method | __getitem__ | dirdbm[foo] Get and unpickle the contents of a file in this
directory. |
Inherited from DirDBM:
Method | __init__ | |
Method | __len__ | |
Method | __delitem__ | del dirdbm[foo] Delete a file in this directory. |
Method | keys | |
Method | values | |
Method | items | |
Method | has_key | |
Method | setdefault | |
Method | get | |
Method | __contains__ | |
Method | update | Add all the key/value pairs in dict
to this dirdbm. Any conflicting keys will be overwritten with the values
from dict . |
Method | copyTo | Copy the contents of this dirdbm to the dirdbm at path . |
Method | clear | Delete all key/value pairs in this dirdbm. |
Method | close | Close this dbm: no-op, for dbm-style interface compliance. |
Method | getModificationTime | Returns modification time of an entry. |
Method | _encode | Encode a key so it can be used as a filename. |
Method | _decode | Decode a filename to get the key. |
Method | _readFile | Read in the contents of a file. |
Method | _writeFile | Write data to a file. |
shelf[foo] = bar
Create or modify a textfile in this
directory.
Parameters | k | The key to set (type: str) |
v | The value to associate with key |
dirdbm[foo]
Get and unpickle the contents of a file in this
directory.
Parameters | k | The key to lookup (type: bytes) |
Returns | The value associated with the given key | |
Raises | KeyError | Raised if the given key does not exist |