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# Contributors Listed Below - COPYRIGHT 2016
# [+] International Business Machines Corp.
#
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
# implied. See the License for the specific language governing
# permissions and limitations under the License.
def dts_encode(obj, fd, **kw):
''' A rudimentary python to dts encoder.
'''
indent = kw.get('indent', 0)
depth = kw.setdefault('depth', 0)
tab = indent * depth * ' '
kw['depth'] += 1
newline = '\n' if indent else ' '
context = kw.get('context')
if(isinstance(obj, dict)):
nodes = []
for k, v in obj.iteritems():
if(isinstance(v, dict)):
nodes.append((k, v))
continue
if(isinstance(v, basestring) and v.lower() == 'true'):
fd.write('%s%s' % (tab, k))
elif(isinstance(v, basestring) and v.lower() == 'false'):
continue
else:
fd.write('%s%s = ' % (tab, k))
dts_encode(v, fd, **kw)
fd.write(";%s" % newline)
for k, v in nodes:
fd.write('%s%s {%s' % (tab, k, newline))
dts_encode(v, fd, **kw)
fd.write('%s};%s' % (tab, newline))
if(isinstance(obj, int)):
if context == 'int_list':
fd.write("%d" % obj)
else:
fd.write("<%d>" % obj)
if(isinstance(obj, basestring)):
fd.write("\"%s\"" % obj)
if(isinstance(obj, list)):
ctx = 'int_list' if all((type(x) is int) for x in iter(obj)) else ''
if ctx is 'int_list':
delim = ' '
closure = ('<', '>')
else:
delim = ','
closure = ('', '')
fd.write(closure[0])
if obj:
for v in obj[:-1]:
dts_encode(v, fd, context=ctx, **kw)
fd.write(delim)
dts_encode(obj[-1], fd, context=ctx)
fd.write(closure[1])
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