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#
# -------------------------------------------------------------------------
# Copyright (c) 2019 AT&T Intellectual Property
#
# 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.
#
# -------------------------------------------------------------------------
#
import os
import select
import sys
def set_argument(arg=None, prompt=None, multiline=False):
"""Return argument from file, cmd line, read from a pipe or prompt user """
if arg:
if os.path.isfile(arg):
f = open(arg)
message = f.readlines()
f.close()
else:
message = arg
else:
if sys.stdin in select.select([sys.stdin], [], [], .5)[0]:
message = sys.stdin.readlines()
else:
print(prompt)
if multiline:
sentinel = ''
message = list(iter(raw_input, sentinel))
else:
message = [raw_input()]
return message
def list2string(message):
return ''.join(message)
def chop(message):
if message.endswith('\n'):
message = message[:-1]
return message
# MAIN
if __name__ == "__main__":
msg = set_argument(sys.argv[0])
for row in msg:
print(row)
print("\n", list2string(msg))
msg = set_argument(prompt="Message? ")
for row in msg:
print(row)
print("\n", list2string(msg))
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