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#
# Copyright 2015 Free Software Foundation, Inc.
#
# This file is part of GNU Radio
#
# SPDX-License-Identifier: GPL-3.0-or-later
#
#
'''
Add support for engineering notation to argparse.ArgumentParser
'''
import argparse
from gnuradio import eng_notation
def intx(string):
"""
Generic integer type, will interpret string as string literal.
Does the right thing for 0x1F, 0b10101, 010.
"""
try:
return int(string, 0)
except (ValueError, TypeError):
raise argparse.ArgumentTypeError(
"Invalid integer value: {}".format(string)
)
def eng_float(string):
"""
Takes a string, returns a float. Accepts engineering notation.
Designed for use with argparse.ArgumentParser.
Will raise an ArgumentTypeError if not possible.
"""
try:
return eng_notation.str_to_num(string)
except (TypeError, ValueError):
raise argparse.ArgumentTypeError(
"Invalid engineering notation value: {}".format(string)
)
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