# Copyright (c) 2018, Oracle and/or its affiliates.

#

# The Universal Permissive License (UPL), Version 1.0

#

# Subject to the condition set forth below, permission is hereby granted to any

# person obtaining a copy of this software, associated documentation and/or data

# (collectively the "Software"), free of charge and under any and all copyright

# rights in the Software, and any and all patent rights owned or freely

# licensable by each licensor hereunder covering either (i) the unmodified

# Software as contributed to or provided by such licensor, or (ii) the Larger

# Works (as defined below), to deal in both

#

# (a) the Software, and

# (b) any piece of software and/or hardware listed in the lrgrwrks.txt file if

# one is included with the Software (each a "Larger Work" to which the

# Software is contributed by such licensors),

#

# without restriction, including without limitation the rights to copy, create

# derivative works of, display, perform, and distribute the Software and make,

# use, sell, offer for sale, import, export, have made, and have sold the

# Software and the Larger Work(s), and to sublicense the foregoing rights on

# either these or other terms.

#

# This license is subject to the following condition:

#

# The above copyright notice and either this complete permission notice or at a

# minimum a reference to the UPL must be included in all copies or substantial

# portions of the Software.

#

# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE

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# SOFTWARE.

def update(self, E=None, **F):

"""

D.update([E, ]**F) -> None. Update D from dict/iterable E and F.

If E is present and has a .keys() method, then does: for k in E: D[k] = E[k]

If E is present and lacks a .keys() method, then does: for k, v in E: D[k] = v

In either case, this is followed by: for k in F: D[k] = F[k]

"""

if E is not None:

if hasattr(E, "keys"):

for k in E: self[k] = E[k]

else:

for k,v in E: self[k] = v

for k in F: self[k] = F[k]

return None

def fromkeys(cls, seq, value=None):

if not hasattr(seq, '__iter__'):

raise TypeError("'%s' object is not iterable" % seq)

return cls([(k, value) for k in seq])

def dictview_str(dictview):

if len(dictview):

s = type(dictview).__name__ + "(["

initial = True

for obj in dictview:

if initial:

initial = False

else:

s += ", "

s += repr(obj)

s += "])"

return s

else:

return ""

dict.update = update

dict.fromkeys = classmethod(fromkeys)

type(dict().keys()).__repr__ = dictview_str

type(dict().values()).__repr__ = dictview_str

type(dict().items()).__repr__ = dictview_str