self._index = 0
def __str__(self):
- return '<%s %s>' % (self.__class__.__name__, self.name)
+ return str(self.__unicode__())
+
+ def __unicode__(self):
+ return u'<%s %s>' % (self.__class__.__name__, self.name)
+
+ def __repr__(self):
+ return self.__str__()
def _setup_item(self, item):
"""Perform any required initialization before returning an item.
"""
pass
+ def index(self, value=None, *args, **kwargs):
+ """Extend `list.index`, returning the current index if `value`
+ is `None`.
+ """
+ if value == None:
+ return self._index
+ return super(NoteIndexList, self).index(value, *args, **kwargs)
+
def current(self):
if len(self) == 0:
return None
def previous(self):
self.jump(self._index - 1)
+ def items(self, reverse=False):
+ """Iterate through `self` calling `_setup_item` on each item
+ before yielding.
+ """
+ items = self
+ if reverse == True:
+ items = reversed(self)
+ for item in items:
+ self._setup_item(item)
+ yield item
+
def filter(self, keeper_fn=lambda item:True, *args, **kwargs):
c = copy.deepcopy(self)
- for item in reversed(c):
- c._setup_item(item)
+ for item in c.items(reverse=True):
if keeper_fn(item, *args, **kwargs) != True:
c.remove(item)
try: # attempt to maintain the same current item
self._max_loaded = 100 # curves to hold in memory simultaneously.
def append_curve_by_path(self, path, info=None, identify=True):
- if self.path != None:
- path = os.path.join(os.path.dirname(self.path), path)
path = os.path.normpath(path)
c = curve.Curve(path, info=info)
if identify == True:
def __init__(self, drivers, name=None, path=None):
super(FilePlaylist, self).__init__(drivers, name)
+ self.path = None
self.set_path(path)
self._digest = None
self._ignored_keys = [
if self.name == None:
self.name = os.path.basename(path)
+ def append_curve_by_path(self, path, *args, **kwargs):
+ if self.path != None:
+ path = os.path.join(os.path.dirname(self.path), path)
+ super(FilePlaylist, self).append_curve_by_path(path, *args, **kwargs)
+
def is_saved(self):
return self.digest() == self._digest
"""Saves the playlist in a XML file.
"""
self.set_path(path)
- f = file(self.path, 'w')
- f.write(self.flatten())
- f.close()
+ with open(self.path, 'w') as f:
+ f.write(self.flatten())
+ self._digest = self.digest()