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#
# Copyright 2010 Free Software Foundation, Inc.
#
# This file was generated by gr_modtool, a tool from the GNU Radio framework
# This file is a part of gr-howto
#
# SPDX-License-Identifier: GPL-3.0-or-later
#
#
"""
Utilities for extracting text from generated classes.
"""
from __future__ import unicode_literals
def is_string(txt):
if isinstance(txt, str):
return True
try:
if isinstance(txt, str):
return True
except NameError:
pass
return False
def description(obj):
if obj is None:
return None
return description_bit(obj).strip()
def description_bit(obj):
if hasattr(obj, 'content'):
contents = [description_bit(item) for item in obj.content]
result = ''.join(contents)
elif hasattr(obj, 'content_'):
contents = [description_bit(item) for item in obj.content_]
result = ''.join(contents)
elif hasattr(obj, 'value'):
result = description_bit(obj.value)
elif is_string(obj):
return obj
else:
raise Exception('Expecting a string or something with content, content_ or value attribute')
# If this bit is a paragraph then add one some line breaks.
if hasattr(obj, 'name') and obj.name == 'para':
result += "\n\n"
return result
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