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#17487: wave.getparams now returns a namedtuple.

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Patch by Claudiu Popa.
This commit is contained in:
R David Murray 2013-04-10 12:31:43 -04:00
parent 3f5ffbee23
commit 671cd3290b
5 changed files with 38 additions and 8 deletions
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16
Lib/wave.py
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@ -18,7 +18,7 @@ This returns an instance of a class with the following public methods:
getcomptype() -- returns compression type ('NONE' for linear samples)
getcompname() -- returns human-readable version of
compression type ('not compressed' linear samples)
getparams() -- returns a tuple consisting of all of the
getparams() -- returns a namedtuple consisting of all of the
above in the above order
getmarkers() -- returns None (for compatibility with the
aifc module)
@ -90,6 +90,10 @@ else:
big_endian = 0
from chunk import Chunk
from collections import namedtuple
_result = namedtuple('params',
'nchannels sampwidth framerate nframes comptype compname')
class Wave_read:
"""Variables used in this class:
@ -206,9 +210,9 @@ class Wave_read:
return self._compname
def getparams(self):
return self.getnchannels(), self.getsampwidth(), \
self.getframerate(), self.getnframes(), \
self.getcomptype(), self.getcompname()
return _result(self.getnchannels(), self.getsampwidth(),
self.getframerate(), self.getnframes(),
self.getcomptype(), self.getcompname())
def getmarkers(self):
return None
@ -398,8 +402,8 @@ class Wave_write:
def getparams(self):
if not self._nchannels or not self._sampwidth or not self._framerate:
raise Error('not all parameters set')
return self._nchannels, self._sampwidth, self._framerate, \
self._nframes, self._comptype, self._compname
return _result(self._nchannels, self._sampwidth, self._framerate,
self._nframes, self._comptype, self._compname)
def setmark(self, id, pos, name):
raise Error('setmark() not supported')