pestctrl/newfol
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Expose supported compression and serialization types.

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Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
This commit is contained in:
brian m. carlson 2014-07-20 00:24:08 +00:00
parent fe49c35c14
commit 219116d414
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GPG key ID: BF535D811F52F68B
1 changed files with 15 additions and 2 deletions
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17
lib/newfol/database.py
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@ -38,7 +38,15 @@ class DatabaseVersion(int):
Returns None if compression is not enabled.
"""
return (None, "xz")[self.compression_version()]
return self.compression_types()[self.compression_version()]
@staticmethod
def compression_types():
"""A tuple containing supported compression types.
None is used to indicate the lack of compression.
"""
return (None, "xz")
def serialization_version(self):
"""The value indicating the format in which the data is serialized."""
@ -49,7 +57,12 @@ class DatabaseVersion(int):
This value is suitable for passing to a FileStorage object.
"""
return ("csv", "pickle", "json")[self.serialization_version()]
return self.serialization_types()[self.serialization_version()]
@staticmethod
def serialization_types():
"""A tuple indicating the formats in which data can be serialized."""
return ("csv", "pickle", "json")
def record_version(self):
"""The record version.