10 examples of 'read pickle file' in Python

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4def load_pickle(file_name):
5 '''Easy interface to Python cPickle persistence module.
6
7 ::
8
9 abjad> t = Note(0, (1, 4))
10 abjad> f(t)
11 c'4
12 abjad> iotools.dump_pickle(t, 'temp.pkl')
13
14 ::
15
16 abjad> new = iotools.load_pickle('temp.pkl')
17 abjad> new
18 Note(c', 4)
19
20 .. versionchanged:: 1.1.2
21 renamed ``persistencetools.pickle_load( )`` to
22 ``iotools.load_pickle( )``.
23
24 .. versionchanged:: 1.1.2
25 renamed ``persistencetools.load_pickle( )`` to
26 ``iotools.load_pickle( )``.
27 '''
28
29 f = open(file_name, 'r')
30 data = cPickle.load(f)
31 f.close( )
32 return data
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114def load_dump(pickle_file):
115 with open(pickle_file, 'rb') as f:
116 data = pickle.load(f, encoding='bytes')
117 return data
49def read_pkl(pkl):
50 with open(pkl, "rb") as f:
51 obj = pickle.load(f)
52 return obj
11def unpickle(file):
12 fo = open(file, 'rb')
13 dict = cPickle.load(fo)
14 fo.close()
15 return dict
10def load_pickle(filename):
11 pkl_file = open(filename, 'rb')
12 data = pickle.load(pkl_file)
13 return data
101def pickle_from_file(path):
102 """Load the pickle file from the provided path and returns the object."""
103 return pickle.load(open(path, 'rb'))
12def _safe_unpickle(file_name):
13 with open(file_name, "rb") as data_file:
14 if sys.version_info >= (3, 0):
15 # python3 unpickling of python2 unicode
16 data = pickle.load(data_file, encoding="latin1")
17 else:
18 data = pickle.load(data_file)
19 return data
16@staticmethod
17def read_file(read_dir, read_prefix, batch_count):
18 read_name = (("%s(%i).pkl.gz") % (read_prefix, batch_count))
19 open_name = os.path.join(os.path.split(__file__)[0], "..", read_dir,
20 read_name)
21 with gzip.open(open_name, 'rb') as f:
22 set_x, set_y = cPickle.load(f)
23
24 # print len(set_x), set_x[0].shape
25
26 data_x = numpy.asarray(set_x, dtype=theano.config.floatX)
27 data_y = numpy.asarray(set_y, dtype='int32')
28 print (("File %s is loaded") % (read_name))
29 return data_x, data_y
185def gunpickle(filename):
186 return pickle.load(gzip.open(filename, 'rb'))
391def pickle_load(path, filename):
392 """
393 Save data to Pickle file (*.pkl). Allows saving dictionary or other
394 data in a way that json cannot always be saved due to json formatting
395 rules.
396
397 :Args:
398 :path: path to file (no trailing slash)
399 :filename: filename including extension
400 :data: Data to be pickled.
401 :encoding: 'Machine' or 'Human' - determines whether file contents
402 can be viewed in a text editor.
403
404 :returns: saved data. (Assumes success; errors will raise exception.)
405
406 """
407 with open("%s/%s" % (path, filename), "rb") as f:
408 return Pickle.load(f)

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