63 lines
2.4 KiB
Python
63 lines
2.4 KiB
Python
# Copyright (c) 2006-2009 Mitch Garnaat http://garnaat.org/
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#
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# Permission is hereby granted, free of charge, to any person obtaining a
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# copy of this software and associated documentation files (the
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# "Software"), to deal in the Software without restriction, including
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# without limitation the rights to use, copy, modify, merge, publish, dis-
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# tribute, sublicense, and/or sell copies of the Software, and to permit
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# persons to whom the Software is furnished to do so, subject to the fol-
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# lowing conditions:
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#
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# The above copyright notice and this permission notice shall be included
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# in all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL-
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# ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT
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# SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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# IN THE SOFTWARE.
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def get(prop, choices=None):
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prompt = prop.verbose_name
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if not prompt:
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prompt = prop.name
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if choices:
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if callable(choices):
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choices = choices()
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else:
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choices = prop.get_choices()
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valid = False
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while not valid:
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if choices:
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min = 1
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max = len(choices)
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for i in range(min, max+1):
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value = choices[i-1]
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if isinstance(value, tuple):
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value = value[0]
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print('[%d] %s' % (i, value))
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value = raw_input('%s [%d-%d]: ' % (prompt, min, max))
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try:
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int_value = int(value)
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value = choices[int_value-1]
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if isinstance(value, tuple):
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value = value[1]
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valid = True
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except ValueError:
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print('%s is not a valid choice' % value)
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except IndexError:
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print('%s is not within the range[%d-%d]' % (min, max))
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else:
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value = raw_input('%s: ' % prompt)
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try:
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value = prop.validate(value)
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if prop.empty(value) and prop.required:
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print('A value is required')
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else:
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valid = True
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except:
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print('Invalid value: %s' % value)
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return value
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