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# -*- coding: utf-8 -*-
# (c) Patrick Loder 2009
import pickle
import os
class Settings:
""" A setting is a dictionary, the settings are a dict of dicts. """
print('in settings, class definition')
def __init__(self):
#print("in settings.__init__")
#+ and - between min and max, max <= 10
self._default_addsub_simp = \
{'topic' : 'addsub_simp', #for programmers only
'title' : 'template exaddsimp',
'descript': 'addition and subtraction without carry, \
i.e. without passing the 10 barrier. ',
'icon' : None, # for quick reference of the exercise
'calclines': 1, # no. of lines for calc to be input.
'MAX' : 30, # maximum of calcs generated.
# Generate fills up by varying input.
'MIN' : 20, # minimum of calcs generated UNUSED
'min' : 0, # minimum in size of a number in a calc
'max' : 1, # maximum in size of a number in a calc
# 0 <= min <= max <= 10
'+' : True, # make all additions min..max
'-' : True, # make all subtactions min..max
'_+_=_' : True, # = is _right_ from operator, e.g. 1+2=3
'input=' : [1,3,5],# list of positions in calc: 1 | 3 | 5
# where input is possible;
# actual positions chosen by Generate.
'_=_+_' : False, # = is _left_ from operator, e.g. 3=1+2
'=input' : [1,3,5],# analogous to '_+_=_'
'shuffle': True, # shuffle _all_ the calcs
'cut-max': True # cut set of all calcs down to MAX
}
self._default_passten = \
{'topic' : 'passten', #for programmers only
'title' : 'template expassten',
'descript': 'addition and subtraction with carry, \
i.e. with passing the 10 barrier. ',
'icon' : None, # for quick reference of the exercise
'calclines' : 1, # or 2 iff 'newline' : True.
'MAX' : 150, # maximum of calcs generated;
# TODO: Generate fills up by varying input.
'MIN' : 10, # minimum of calcs generated 090416WN:UNUSED
'+' :True, # + crossing the ten barrier!!
'-' :False, # - goes below the ten barrier!!!
# (i.e. iteration on left arg. is "outer" loop)
'min' : 2, # +: minimum in size of number in left argument
#'min' : 5, # +: minimum in size of number in left argument
# -: minimum in size of result
'max' : 2, # +: maximum in size of number in left argument
# -: maximum in size of result
#'max' : 9, # +: maximum in size of number in left argument
'input' :[3], # list of positions in calc 3 | 5
# where input is possible;
# actual positions chosen by Generate.
'newline' : True, # display 2nd line for intermediate results
'shuffle_all' : False, # shuffle all calcs
'shuffle_inner': False, # shuffle only 1st (inner) iteration
'cut-max' : True # cut set of all calcs down to MAX
}
self._default_times_div = \
{'topic' : 'times_div', #for programmers only
'title' : 'template extimesdiv',
'descript': 'multiplication, division and "in" \
from 2 to 19 and 20 to 190. ',
'icon' : None, # for quick reference of the exercise
'calclines' : 1, # no. of lines for calc to be input.
'MAX' : 100, # maximum of calcs generated;
# TODO: Generate fills up by varying input.
'MIN' : 10, # minimum of calcs generated 090416WN:UNUSED
'*' : True, # eg. 7 . 2 =_
'*commute' : True, # commute the operands 2 . 7 = _
':' : False, # 14 : 2 = _
'in' : False, # 2 in 14 = _
'remainder' : False, # : | in ... with remainder
'min' : 2, # +: minimum number in right *operand
# -: minimum result
'max' : 2, # +: maximum number in right *operand
# -: maximum result
'shuffle_all' : False, # shuffle all calcs
'shuffle_inner': True, # shuffle only 1st (inner) iteration
'cut-max' : True # cut set of all calcs down to MAX
}
#!!!extend here with additional topic!!!
self._setts = {'addsub_simp' : self._default_addsub_simp,
'passten' : self._default_passten,
'times_div' : self._default_times_div
#!!!extend here with additional topic!!!
}
def get_setting(self, key):
#print("in settings.get_setting, key=" + key)
return self._setts[key]
# def load_last_sett(self, key):
# _dict = None
# _path = 'coach/'
# _path_name = _path + 'LAST_' + key + '.data'
# print('in Setting.load_last_sett: _path_name=', _path_name)
# if os.path.exists(_path_name):
# _addr = open(_path_name, 'rb')
# _dict = pickle.load(_addr)
# _addr.close()
# return _dict
#
# def save_last_sett(self, key, sett):
# print('in Settings.save_last_sett')
# _path = 'coach/'
# _path_name = _path + 'LAST_' + key + '.data'
# print('in Setting.save_last_sett: _path_name=', _path_name)
# _addr = open(_path_name, 'wb')
# pickle.dump(sett, _addr)
# _addr.close()
#
# def load_setting(self, key):
# """a variant of this will be used for authoring"""
# dat_name = 'C:/rpa8/coach/latest-topic.txt'
# if os.path.exists(dat_name):
# txt_file = open(dat_name, 'rb')
# if key == 'default_addsub_simp':
# self._default_addsub_simp = pickle.load(txt_file)
# elif key == 'default_passten':
# self._default_passten = pickle.load(txt_file)
#
# def save_setting(self, key):
# """a variant of this will be used for authoring"""
# dat_name = 'C:/rpa8/coach/latest-topic.txt'
# txt_file = open(dat_name, 'wb')
# if key == 'default_addsub_simp':
# pickle.dump(self._default_addsub_simp, txt_file)
# elif key == 'default_passten':
# pickle.dump(self._default_passten, txt_file)
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