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structure: Add a .keys() method and implement __str__

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We are making it behave like a dict, so we should provide the
same kind of utilities.
This commit is contained in:
Thibault Saunier 2017-07-25 13:00:08 -04:00
parent 31dfe42b37
commit dd943155a1
1 changed files with 16 additions and 0 deletions
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16
gi/overrides/Gst.py
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@ -29,6 +29,8 @@ import inspect
from ..overrides import override from ..overrides import override
from ..importer import modules from ..importer import modules
from gi.repository import GLib
if sys.version_info >= (3, 0): if sys.version_info >= (3, 0):
_basestring = str _basestring = str
@ -245,13 +247,27 @@ class Structure(Gst.Structure):
raise TypeError("wrong arguments when creating GstStructure object") raise TypeError("wrong arguments when creating GstStructure object")
def __init__(self, *args, **kwargs):
pass
def __getitem__(self, key): def __getitem__(self, key):
return self.get_value(key) return self.get_value(key)
def keys(self):
keys = set()
def foreach(fid, value, unused1, udata):
keys.add(GLib.quark_to_string(fid))
return True
self.foreach(foreach, None, None)
return keys
def __setitem__(self, key, value): def __setitem__(self, key, value):
return self.set_value(key, value) return self.set_value(key, value)
def __str__(self):
return self.to_string()
Structure = override(Structure) Structure = override(Structure)
__all__.append('Structure') __all__.append('Structure')