10 examples of 'python save object to file' in Python

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13def save_file_pickle(fname:str, obj:Any):
14 with open(fname, 'wb') as f:
15 pickle.dump(obj, f)
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24def save(filepath,obj):
25 try:
26 file = open(filepath,"wb")
27 except Exception, e:
28 raise Exception('failed to open '+filepath+' for writing, error is '+str(e))
29 ""
30 try:
31 cPickle.dump(obj,file)
32 file.close()
33 except Exception, e:
34 file.close()
35 try:
36 file = open(filepath,"wb")
37 pickle.dump(obj,file)
38 file.close()
39 except Exception, e2:
40 raise Exception(str(obj)+' could not be written to '+filepath+'by cPickle due to '+str(e)+' nor by pickle due to '+str(e2))
41 print 'Warning: '+filepath+' was written by pickle instead of cPickle, due to '+str(e)+' (perhaps your object is eally big?)'
3def save(file_, *args, **kwargs):
4 """
5 Save the value of some data in a file.
6 Usage: save('misdatos.pypic','a',b=b)
7
8 """
9 f=open(file_, "wb")
10 dict = kwargs
11 for name in args:
12 dict[name] = eval(name)
13 pickle.dump(dict, f, protocol=2)
14 f.close
40def save_object(obj, filename, descript=''):
41 filepath = filename + '.pkl'
42 with open(filepath, 'wb') as f:
43 pkl.dump({'date':datetime.datetime.now(),
44 'pg_version':__version__,
45 'description':descript},
46 f)
47 pkl.dump(obj, f)
48 return os.path.abspath(filepath)
33def save_as_pickled_object(obj, filepath):
34 """
35 This is a defensive way to write pickle.write, allowing for very large files on all platforms
36 """
37 max_bytes = 2**31 - 1
38 bytes_out = pickle.dumps(obj)
39 n_bytes = sys.getsizeof(bytes_out)
40 with open(filepath, 'wb') as f_out:
41 for idx in range(0, n_bytes, max_bytes):
42 f_out.write(bytes_out[idx:idx+max_bytes])
20def write_pickled_file(obj_to_pickle, pickled_filename):
21 if os.name == 'nt':
22 pickled_file = file(pickled_filename, 'wb') ### binary mode required for windows (EOFError otherwise at load above)
23 else:
24 pickled_file = file(pickled_filename, 'w')
25 pickle.dump(obj_to_pickle, pickled_file, -1)
26 #del pickled_file
27 pickled_file.close()
581def save(obj, filepath):
582 filehandler = open(filepath, 'w')
583 pickle.dump(obj, filehandler)
584 return obj
153def save_class(object_, location):
154 with open(location,"wb") as file:
155 pickle.dump(object_, file)
126def save_to_file(content, filename):
127 f = open(filename, 'w')
128 try:
129 f.write(content)
130 finally:
131 f.close()
339def save(self, obj):
340 obj._archiveFileName = self.getArchiveFileName(obj)
341 newFileName = os.path.join(obj.getSaveDir(), obj._archiveFileName)
342 try:
343 os.rename(obj.getOriginalFileName(), newFileName)
344 except:
345 print 'Can not rename file from "%s" to "%s"' % (
346 obj.getOriginalFileName(), newFileName)
347 raise

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