imip-agent

Annotated tests/qualifiers.py

600:214be3077eff
245:b0b6ce5bbe43
46:19ae58fd69ba
2015-02-03 Paul Boddie file changeset files shortlog Added some explanations of the various day-related functions.
paul@33 1 
#!/usr/bin/env python
paul@33 2 
 
 paul@33      3 
from vRecurrence import *
 
 paul@33      4 
 
 paul@33      5 
def show(l):
 
 paul@33      6 
    for x in l:
 
 paul@33      7 
        print x
 
 paul@33      8 
    print
 
 paul@33      9 
 
 paul@33     10 
qualifiers = [
 
 paul@33     11 
    ("YEARLY", {"interval" : 1})
 
 paul@33     12 
    ]
 
 paul@33     13 
 
 paul@33     14 
l = order_qualifiers(qualifiers)
 
 paul@33     15 
show(l)
 
 paul@33     16 
dt = (1997, 11, 2)
 
 paul@33     17 
l = get_datetime_structure(dt)
 
 paul@33     18 
show(l)
 
 paul@33     19 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@33     20 
show(l)
 
 paul@33     21 
 
 paul@46     22 
s = get_selector(dt, qualifiers)
 
 paul@35     23 
l = s.materialise(dt, (2003, 12, 24))
 
 paul@39     24 
print len(l) == 7, 7, len(l)
 
 paul@39     25 
print l[0] == (1997, 11, 2), (1997, 11, 2), l[0]
 
 paul@39     26 
print l[-1] == (2003, 11, 2), (2003, 11, 2), l[-1]
 
 paul@33     27 
print
 
 paul@33     28 
 
 paul@33     29 
qualifiers = [
 
 paul@33     30 
    ("YEARLY", {"interval" : 2}),
 
 paul@33     31 
    ("BYMONTH", {"values" : [1]}),
 
 paul@34     32 
    ("BYDAY", {"values" : [(6, None)]}),
 
 paul@33     33 
    ("BYHOUR", {"values" : [8, 9]}),
 
 paul@33     34 
    ("BYMINUTE", {"values" : [30]})
 
 paul@33     35 
    ]
 
 paul@33     36 
 
 paul@33     37 
l = order_qualifiers(qualifiers)
 
 paul@33     38 
show(l)
 
 paul@33     39 
dt = (1997, 1, 5, 8, 30, 0)
 
 paul@33     40 
l = get_datetime_structure(dt)
 
 paul@33     41 
show(l)
 
 paul@33     42 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@33     43 
show(l)
 
 paul@33     44 
 
 paul@46     45 
s = get_selector(dt, qualifiers)
 
 paul@35     46 
l = s.materialise(dt, (2003, 12, 24, 0, 0, 0))
 
 paul@39     47 
print len(l) == 32, 32, len(l)
 
 paul@39     48 
print l[0] == (1997, 1, 11, 8, 30, 0), (1997, 1, 11, 8, 30, 0), l[0]
 
 paul@39     49 
print l[-1] == (2003, 1, 25, 9, 30, 0), (2003, 1, 25, 9, 30, 0), l[-1]
 
 paul@33     50 
print
 
 paul@33     51 
 
 paul@33     52 
qualifiers = [
 
 paul@33     53 
    ("DAILY", {"interval" : 1})
 
 paul@33     54 
    ]
 
 paul@33     55 
 
 paul@33     56 
l = order_qualifiers(qualifiers)
 
 paul@33     57 
show(l)
 
 paul@33     58 
dt = (1997, 9, 2, 9, 0, 0)
 
 paul@33     59 
l = get_datetime_structure(dt)
 
 paul@33     60 
show(l)
 
 paul@33     61 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@33     62 
show(l)
 
 paul@33     63 
 
 paul@46     64 
s = get_selector(dt, qualifiers)
 
 paul@35     65 
l = s.materialise(dt, (1997, 12, 24), 10)
 
 paul@39     66 
print len(l) == 10, 10, len(l)
 
 paul@39     67 
print l[0] == (1997, 9, 2, 9, 0, 0), (1997, 9, 2, 9, 0, 0), l[0]
 
 paul@39     68 
print l[-1] == (1997, 9, 11, 9, 0, 0), (1997, 9, 11, 9, 0, 0), l[-1]
 
 paul@33     69 
print
 
 paul@33     70 
 
 paul@33     71 
qualifiers = [
 
 paul@33     72 
    ("DAILY", {"interval" : 1})
 
 paul@33     73 
    ]
 
 paul@33     74 
 
 paul@33     75 
l = order_qualifiers(qualifiers)
 
 paul@33     76 
show(l)
 
 paul@33     77 
dt = (1997, 9, 2, 9, 0, 0)
 
 paul@33     78 
l = get_datetime_structure(dt)
 
 paul@33     79 
show(l)
 
 paul@33     80 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@33     81 
show(l)
 
 paul@33     82 
 
 paul@46     83 
s = get_selector(dt, qualifiers)
 
 paul@35     84 
l = s.materialise(dt, (1997, 12, 24, 0, 0, 0))
 
 paul@39     85 
print len(l) == 113, 113, len(l)
 
 paul@39     86 
print l[0] == (1997, 9, 2, 9, 0, 0), (1997, 9, 2, 9, 0, 0), l[0]
 
 paul@39     87 
print l[-1] == (1997, 12, 23, 9, 0, 0), (1997, 12, 23, 9, 0, 0), l[-1]
 
 paul@33     88 
print
 
 paul@33     89 
 
 paul@33     90 
qualifiers = [
 
 paul@33     91 
    ("DAILY", {"interval" : 2})
 
 paul@33     92 
    ]
 
 paul@33     93 
 
 paul@33     94 
l = order_qualifiers(qualifiers)
 
 paul@33     95 
show(l)
 
 paul@33     96 
dt = (1997, 9, 2, 9, 0, 0)
 
 paul@33     97 
l = get_datetime_structure(dt)
 
 paul@33     98 
show(l)
 
 paul@33     99 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@33    100 
show(l)
 
 paul@33    101 
 
 paul@46    102 
s = get_selector(dt, qualifiers)
 
 paul@35    103 
l = s.materialise(dt, (1997, 12, 24, 0, 0, 0))
 
 paul@39    104 
print len(l) == 57, 57, len(l)
 
 paul@39    105 
print l[0] == (1997, 9, 2, 9, 0, 0), (1997, 9, 2, 9, 0, 0), l[0]
 
 paul@39    106 
print l[-1] == (1997, 12, 23, 9, 0, 0), (1997, 12, 23, 9, 0, 0), l[-1]
 
 paul@33    107 
print
 
 paul@33    108 
 
 paul@33    109 
qualifiers = [
 
 paul@33    110 
    ("WEEKLY", {"interval" : 1})
 
 paul@33    111 
    ]
 
 paul@33    112 
 
 paul@33    113 
l = order_qualifiers(qualifiers)
 
 paul@33    114 
show(l)
 
 paul@33    115 
dt = (1997, 9, 2, 9, 0, 0)
 
 paul@33    116 
l = get_datetime_structure(dt)
 
 paul@33    117 
show(l)
 
 paul@33    118 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@33    119 
show(l)
 
 paul@33    120 
 
 paul@46    121 
s = get_selector(dt, qualifiers)
 
 paul@35    122 
l = s.materialise(dt, (1997, 12, 24, 0, 0, 0))
 
 paul@39    123 
print len(l) == 17, 17, len(l)
 
 paul@39    124 
print l[0] == (1997, 9, 2, 9, 0, 0), (1997, 9, 2, 9, 0, 0), l[0]
 
 paul@39    125 
print l[-1] == (1997, 12, 23, 9, 0, 0), (1997, 12, 23, 9, 0, 0), l[-1]
 
 paul@33    126 
print
 
 paul@33    127 
 
 paul@33    128 
qualifiers = [
 
 paul@33    129 
    ("DAILY", {"interval" : 10})
 
 paul@33    130 
    ]
 
 paul@33    131 
 
 paul@33    132 
l = order_qualifiers(qualifiers)
 
 paul@33    133 
show(l)
 
 paul@33    134 
dt = (1997, 9, 2, 9, 0, 0)
 
 paul@33    135 
l = get_datetime_structure(dt)
 
 paul@33    136 
show(l)
 
 paul@33    137 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@33    138 
show(l)
 
 paul@33    139 
 
 paul@46    140 
s = get_selector(dt, qualifiers)
 
 paul@35    141 
l = s.materialise(dt, (1997, 12, 24, 0, 0, 0), 5)
 
 paul@39    142 
print len(l) == 5, 5, len(l)
 
 paul@39    143 
print l[0] == (1997, 9, 2, 9, 0, 0), (1997, 9, 2, 9, 0, 0), l[0]
 
 paul@39    144 
print l[-1] == (1997, 10, 12, 9, 0, 0), (1997, 10, 12, 9, 0, 0), l[-1]
 
 paul@33    145 
print
 
 paul@33    146 
 
 paul@33    147 
qualifiers = [
 
 paul@33    148 
    ("YEARLY", {"interval" : 1}),
 
 paul@33    149 
    ("BYMONTH", {"values" : [1]}),
 
 paul@34    150 
    ("BYDAY", {"values" : [(1, None), (2, None), (3, None), (4, None), (5, None), (6, None), (7, None)]})
 
 paul@33    151 
    ]
 
 paul@33    152 
 
 paul@33    153 
l = order_qualifiers(qualifiers)
 
 paul@33    154 
show(l)
 
 paul@33    155 
dt = (1998, 1, 1, 9, 0, 0)
 
 paul@33    156 
l = get_datetime_structure(dt)
 
 paul@33    157 
show(l)
 
 paul@33    158 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@33    159 
show(l)
 
 paul@33    160 
 
 paul@46    161 
s = get_selector(dt, qualifiers)
 
 paul@35    162 
l = s.materialise(dt, (2000, 1, 31, 14, 0, 0))
 
 paul@39    163 
print len(l) == 93, 93, len(l)
 
 paul@39    164 
print l[0] == (1998, 1, 1, 9, 0, 0), (1998, 1, 1, 9, 0, 0), l[0]
 
 paul@39    165 
print l[-1] == (2000, 1, 31, 9, 0, 0), (2000, 1, 31, 9, 0, 0), l[-1]
 
 paul@33    166 
print
 
 paul@33    167 
 
 paul@33    168 
qualifiers = [
 
 paul@33    169 
    ("DAILY", {"interval" : 1}),
 
 paul@33    170 
    ("BYMONTH", {"values" : [1]})
 
 paul@33    171 
    ]
 
 paul@33    172 
 
 paul@33    173 
l = order_qualifiers(qualifiers)
 
 paul@33    174 
show(l)
 
 paul@33    175 
dt = (1998, 1, 1, 9, 0, 0)
 
 paul@33    176 
l = get_datetime_structure(dt)
 
 paul@33    177 
show(l)
 
 paul@33    178 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@33    179 
show(l)
 
 paul@33    180 
 
 paul@46    181 
s = get_selector(dt, qualifiers)
 
 paul@35    182 
l = s.materialise(dt, (2000, 1, 31, 14, 0, 0))
 
 paul@39    183 
print len(l) == 93, 93, len(l)
 
 paul@39    184 
print l[0] == (1998, 1, 1, 9, 0, 0), (1998, 1, 1, 9, 0, 0), l[0]
 
 paul@39    185 
print l[-1] == (2000, 1, 31, 9, 0, 0), (2000, 1, 31, 9, 0, 0), l[-1]
 
 paul@33    186 
print
 
 paul@33    187 
 
 paul@33    188 
qualifiers = [
 
 paul@33    189 
    ("WEEKLY", {"interval" : 1})
 
 paul@33    190 
    ]
 
 paul@33    191 
 
 paul@33    192 
l = order_qualifiers(qualifiers)
 
 paul@33    193 
show(l)
 
 paul@33    194 
dt = (1997, 9, 2, 9, 0, 0)
 
 paul@33    195 
l = get_datetime_structure(dt)
 
 paul@33    196 
show(l)
 
 paul@33    197 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@33    198 
show(l)
 
 paul@33    199 
 
 paul@46    200 
s = get_selector(dt, qualifiers)
 
 paul@35    201 
l = s.materialise(dt, (1997, 12, 24, 0, 0, 0), 10)
 
 paul@39    202 
print len(l) == 10, 10, len(l)
 
 paul@39    203 
print l[0] == (1997, 9, 2, 9, 0, 0), (1997, 9, 2, 9, 0, 0), l[0]
 
 paul@39    204 
print l[-1] == (1997, 11, 4, 9, 0, 0), (1997, 11, 4, 9, 0, 0), l[-1]
 
 paul@33    205 
print
 
 paul@33    206 
 
 paul@33    207 
qualifiers = [
 
 paul@33    208 
    ("WEEKLY", {"interval" : 1})
 
 paul@33    209 
    ]
 
 paul@33    210 
 
 paul@33    211 
l = order_qualifiers(qualifiers)
 
 paul@33    212 
show(l)
 
 paul@33    213 
dt = (1997, 9, 2, 9, 0, 0)
 
 paul@33    214 
l = get_datetime_structure(dt)
 
 paul@33    215 
show(l)
 
 paul@33    216 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@33    217 
show(l)
 
 paul@33    218 
 
 paul@46    219 
s = get_selector(dt, qualifiers)
 
 paul@35    220 
l = s.materialise(dt, (1997, 12, 24, 0, 0, 0))
 
 paul@39    221 
print len(l) == 17, 17, len(l)
 
 paul@39    222 
print l[0] == (1997, 9, 2, 9, 0, 0), (1997, 9, 2, 9, 0, 0), l[0]
 
 paul@39    223 
print l[-1] == (1997, 12, 23, 9, 0, 0), (1997, 12, 23, 9, 0, 0), l[-1]
 
 paul@33    224 
print
 
 paul@33    225 
 
 paul@33    226 
qualifiers = [
 
 paul@33    227 
    ("WEEKLY", {"interval" : 2})
 
 paul@33    228 
    ]
 
 paul@33    229 
 
 paul@33    230 
l = order_qualifiers(qualifiers)
 
 paul@33    231 
show(l)
 
 paul@33    232 
dt = (1997, 9, 2, 9, 0, 0)
 
 paul@33    233 
l = get_datetime_structure(dt)
 
 paul@33    234 
show(l)
 
 paul@33    235 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@33    236 
show(l)
 
 paul@33    237 
 
 paul@46    238 
s = get_selector(dt, qualifiers)
 
 paul@35    239 
l = s.materialise(dt, (1998, 2, 20, 0, 0, 0))
 
 paul@39    240 
print len(l) == 13, 13, len(l)
 
 paul@39    241 
print l[0] == (1997, 9, 2, 9, 0, 0), (1997, 9, 2, 9, 0, 0), l[0]
 
 paul@39    242 
print l[-1] == (1998, 2, 17, 9, 0, 0), (1998, 2, 17, 9, 0, 0), l[-1]
 
 paul@33    243 
print
 
 paul@33    244 
 
 paul@33    245 
qualifiers = [
 
 paul@33    246 
    ("WEEKLY", {"interval" : 1}),
 
 paul@34    247 
    ("BYDAY", {"values" : [(2, None), (4, None)]})
 
 paul@33    248 
    ]
 
 paul@33    249 
 
 paul@33    250 
l = order_qualifiers(qualifiers)
 
 paul@33    251 
show(l)
 
 paul@33    252 
dt = (1997, 9, 2, 9, 0, 0)
 
 paul@33    253 
l = get_datetime_structure(dt)
 
 paul@33    254 
show(l)
 
 paul@33    255 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@33    256 
show(l)
 
 paul@33    257 
 
 paul@46    258 
s = get_selector(dt, qualifiers)
 
 paul@35    259 
l = s.materialise(dt, (1997, 10, 7, 9, 0, 0))
 
 paul@39    260 
print len(l) == 10, 10, len(l)
 
 paul@39    261 
print l[0] == (1997, 9, 2, 9, 0, 0), (1997, 9, 2, 9, 0, 0), l[0]
 
 paul@39    262 
print l[-1] == (1997, 10, 2, 9, 0, 0), (1997, 10, 2, 9, 0, 0), l[-1]
 
 paul@33    263 
print
 
 paul@33    264 
 
 paul@33    265 
qualifiers = [
 
 paul@33    266 
    ("WEEKLY", {"interval" : 1}),
 
 paul@34    267 
    ("BYDAY", {"values" : [(2, None), (4, None)]})
 
 paul@33    268 
    ]
 
 paul@33    269 
 
 paul@33    270 
l = order_qualifiers(qualifiers)
 
 paul@33    271 
show(l)
 
 paul@33    272 
dt = (1997, 9, 2, 9, 0, 0)
 
 paul@33    273 
l = get_datetime_structure(dt)
 
 paul@33    274 
show(l)
 
 paul@33    275 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@33    276 
show(l)
 
 paul@33    277 
 
 paul@46    278 
s = get_selector(dt, qualifiers)
 
 paul@35    279 
l = s.materialise(dt, (1997, 12, 24, 0, 0, 0), 10)
 
 paul@39    280 
print len(l) == 10, 10, len(l)
 
 paul@39    281 
print l[0] == (1997, 9, 2, 9, 0, 0), (1997, 9, 2, 9, 0, 0), l[0]
 
 paul@39    282 
print l[-1] == (1997, 10, 2, 9, 0, 0), (1997, 10, 2, 9, 0, 0), l[-1]
 
 paul@33    283 
print
 
 paul@33    284 
 
 paul@33    285 
qualifiers = [
 
 paul@33    286 
    ("WEEKLY", {"interval" : 2}),
 
 paul@34    287 
    ("BYDAY", {"values" : [(1, None), (3, None), (5, None)]})
 
 paul@33    288 
    ]
 
 paul@33    289 
 
 paul@33    290 
l = order_qualifiers(qualifiers)
 
 paul@33    291 
show(l)
 
 paul@33    292 
dt = (1997, 9, 1, 9, 0, 0)
 
 paul@33    293 
l = get_datetime_structure(dt)
 
 paul@33    294 
show(l)
 
 paul@33    295 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@33    296 
show(l)
 
 paul@33    297 
 
 paul@46    298 
s = get_selector(dt, qualifiers)
 
 paul@35    299 
l = s.materialise(dt, (1997, 12, 24, 0, 0, 0))
 
 paul@39    300 
print len(l) == 25, 25, len(l)
 
 paul@39    301 
print l[0] == (1997, 9, 1, 9, 0, 0), (1997, 9, 1, 9, 0, 0), l[0]
 
 paul@39    302 
print l[-1] == (1997, 12, 22, 9, 0, 0), (1997, 12, 22, 9, 0, 0), l[-1]
 
 paul@33    303 
print
 
 paul@33    304 
 
 paul@34    305 
qualifiers = [
 
 paul@34    306 
    ("WEEKLY", {"interval" : 2}),
 
 paul@34    307 
    ("BYDAY", {"values" : [(2, None), (4, None)]})
 
 paul@34    308 
    ]
 
 paul@34    309 
 
 paul@34    310 
l = order_qualifiers(qualifiers)
 
 paul@34    311 
show(l)
 
 paul@34    312 
dt = (1997, 9, 2, 9, 0, 0)
 
 paul@34    313 
l = get_datetime_structure(dt)
 
 paul@34    314 
show(l)
 
 paul@34    315 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@34    316 
show(l)
 
 paul@34    317 
 
 paul@46    318 
s = get_selector(dt, qualifiers)
 
 paul@35    319 
l = s.materialise(dt, (1997, 12, 24, 0, 0, 0), 8)
 
 paul@39    320 
print len(l) == 8, 8, len(l)
 
 paul@39    321 
print l[0] == (1997, 9, 2, 9, 0, 0), (1997, 9, 2, 9, 0, 0), l[0]
 
 paul@39    322 
print l[-1] == (1997, 10, 16, 9, 0, 0), (1997, 10, 16, 9, 0, 0), l[-1]
 
 paul@34    323 
print
 
 paul@34    324 
 
 paul@34    325 
qualifiers = [
 
 paul@34    326 
    ("MONTHLY", {"interval" : 1}),
 
 paul@39    327 
    ("BYDAY", {"values" : [(5, 1)]})
 
 paul@34    328 
    ]
 
 paul@34    329 
 
 paul@34    330 
l = order_qualifiers(qualifiers)
 
 paul@34    331 
show(l)
 
 paul@34    332 
dt = (1997, 9, 5, 9, 0, 0)
 
 paul@34    333 
l = get_datetime_structure(dt)
 
 paul@34    334 
show(l)
 
 paul@34    335 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@34    336 
show(l)
 
 paul@34    337 
 
 paul@46    338 
s = get_selector(dt, qualifiers)
 
 paul@35    339 
l = s.materialise(dt, (1998, 12, 24, 0, 0, 0), 10)
 
 paul@39    340 
print len(l) == 10, 10, len(l)
 
 paul@39    341 
print l[0] == (1997, 9, 5, 9, 0, 0), (1997, 9, 5, 9, 0, 0), l[0]
 
 paul@39    342 
print l[-1] == (1998, 6, 5, 9, 0, 0), (1998, 6, 5, 9, 0, 0), l[-1]
 
 paul@34    343 
print
 
 paul@34    344 
 
 paul@34    345 
qualifiers = [
 
 paul@34    346 
    ("MONTHLY", {"interval" : 1}),
 
 paul@39    347 
    ("BYDAY", {"values" : [(5, 1)]})
 
 paul@34    348 
    ]
 
 paul@34    349 
 
 paul@34    350 
l = order_qualifiers(qualifiers)
 
 paul@34    351 
show(l)
 
 paul@34    352 
dt = (1997, 9, 5, 9, 0, 0)
 
 paul@34    353 
l = get_datetime_structure(dt)
 
 paul@34    354 
show(l)
 
 paul@34    355 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@34    356 
show(l)
 
 paul@34    357 
 
 paul@46    358 
s = get_selector(dt, qualifiers)
 
 paul@35    359 
l = s.materialise(dt, (1997, 12, 24, 0, 0, 0))
 
 paul@39    360 
print len(l) == 4, 4, len(l)
 
 paul@39    361 
print l[0] == (1997, 9, 5, 9, 0, 0), (1997, 9, 5, 9, 0, 0), l[0]
 
 paul@39    362 
print l[-1] == (1997, 12, 5, 9, 0, 0), (1997, 12, 5, 9, 0, 0), l[-1]
 
 paul@34    363 
print
 
 paul@34    364 
 
 paul@34    365 
qualifiers = [
 
 paul@34    366 
    ("MONTHLY", {"interval" : 2}),
 
 paul@39    367 
    ("BYDAY", {"values" : [(7, 1), (7, -1)]})
 
 paul@34    368 
    ]
 
 paul@34    369 
 
 paul@34    370 
l = order_qualifiers(qualifiers)
 
 paul@34    371 
show(l)
 
 paul@34    372 
dt = (1997, 9, 7, 9, 0, 0)
 
 paul@34    373 
l = get_datetime_structure(dt)
 
 paul@34    374 
show(l)
 
 paul@34    375 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@34    376 
show(l)
 
 paul@34    377 
 
 paul@46    378 
s = get_selector(dt, qualifiers)
 
 paul@35    379 
l = s.materialise(dt, (1998, 12, 24, 0, 0, 0), 10)
 
 paul@39    380 
print len(l) == 10, 10, len(l)
 
 paul@39    381 
print l[0] == (1997, 9, 7, 9, 0, 0), (1997, 9, 7, 9, 0, 0), l[0]
 
 paul@39    382 
print l[-1] == (1998, 5, 31, 9, 0, 0), (1998, 5, 31, 9, 0, 0), l[-1]
 
 paul@34    383 
print
 
 paul@34    384 
 
 paul@34    385 
qualifiers = [
 
 paul@34    386 
    ("MONTHLY", {"interval" : 1}),
 
 paul@34    387 
    ("BYDAY", {"values" : [(1, -2)]})
 
 paul@34    388 
    ]
 
 paul@34    389 
 
 paul@34    390 
l = order_qualifiers(qualifiers)
 
 paul@34    391 
show(l)
 
 paul@34    392 
dt = (1997, 9, 22, 9, 0, 0)
 
 paul@34    393 
l = get_datetime_structure(dt)
 
 paul@34    394 
show(l)
 
 paul@34    395 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@34    396 
show(l)
 
 paul@34    397 
 
 paul@46    398 
s = get_selector(dt, qualifiers)
 
 paul@35    399 
l = s.materialise(dt, (1998, 12, 24, 0, 0, 0), 6)
 
 paul@39    400 
print len(l) == 6, 6, len(l)
 
 paul@39    401 
print l[0] == (1997, 9, 22, 9, 0, 0), (1997, 9, 22, 9, 0, 0), l[0]
 
 paul@39    402 
print l[-1] == (1998, 2, 16, 9, 0, 0), (1998, 2, 16, 9, 0, 0), l[-1]
 
 paul@34    403 
print
 
 paul@34    404 
 
 paul@35    405 
qualifiers = [
 
 paul@35    406 
    ("MONTHLY", {"interval" : 1}),
 
 paul@35    407 
    ("BYMONTHDAY", {"values" : [-3]})
 
 paul@35    408 
    ]
 
 paul@35    409 
 
 paul@35    410 
l = order_qualifiers(qualifiers)
 
 paul@35    411 
show(l)
 
 paul@35    412 
dt = (1997, 9, 28, 9, 0, 0)
 
 paul@35    413 
l = get_datetime_structure(dt)
 
 paul@35    414 
show(l)
 
 paul@35    415 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@35    416 
show(l)
 
 paul@35    417 
 
 paul@46    418 
s = get_selector(dt, qualifiers)
 
 paul@35    419 
l = s.materialise(dt, (1998, 12, 24, 0, 0, 0), 6)
 
 paul@39    420 
print len(l) == 6, 6, len(l)
 
 paul@39    421 
print l[0] == (1997, 9, 28, 9, 0, 0), (1997, 9, 28, 9, 0, 0), l[0]
 
 paul@39    422 
print l[-1] == (1998, 2, 26, 9, 0, 0), (1998, 2, 26, 9, 0, 0), l[-1]
 
 paul@35    423 
print
 
 paul@35    424 
 
 paul@35    425 
qualifiers = [
 
 paul@35    426 
    ("MONTHLY", {"interval" : 1}),
 
 paul@35    427 
    ("BYMONTHDAY", {"values" : [2, 15]})
 
 paul@35    428 
    ]
 
 paul@35    429 
 
 paul@35    430 
l = order_qualifiers(qualifiers)
 
 paul@35    431 
show(l)
 
 paul@35    432 
dt = (1997, 9, 2, 9, 0, 0)
 
 paul@35    433 
l = get_datetime_structure(dt)
 
 paul@35    434 
show(l)
 
 paul@35    435 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@35    436 
show(l)
 
 paul@35    437 
 
 paul@46    438 
s = get_selector(dt, qualifiers)
 
 paul@35    439 
l = s.materialise(dt, (1998, 12, 24, 0, 0, 0), 10)
 
 paul@39    440 
print len(l) == 10, 10, len(l)
 
 paul@39    441 
print l[0] == (1997, 9, 2, 9, 0, 0), (1997, 9, 2, 9, 0, 0), l[0]
 
 paul@39    442 
print l[-1] == (1998, 1, 15, 9, 0, 0), (1998, 1, 15, 9, 0, 0), l[-1]
 
 paul@35    443 
print
 
 paul@35    444 
 
 paul@35    445 
qualifiers = [
 
 paul@35    446 
    ("MONTHLY", {"interval" : 1}),
 
 paul@35    447 
    ("BYMONTHDAY", {"values" : [1, -1]})
 
 paul@35    448 
    ]
 
 paul@35    449 
 
 paul@35    450 
l = order_qualifiers(qualifiers)
 
 paul@35    451 
show(l)
 
 paul@35    452 
dt = (1997, 9, 30, 9, 0, 0)
 
 paul@35    453 
l = get_datetime_structure(dt)
 
 paul@35    454 
show(l)
 
 paul@35    455 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@35    456 
show(l)
 
 paul@35    457 
 
 paul@46    458 
s = get_selector(dt, qualifiers)
 
 paul@35    459 
l = s.materialise(dt, (1998, 12, 24, 0, 0, 0), 10)
 
 paul@39    460 
print len(l) == 10, 10, len(l)
 
 paul@39    461 
print l[0] == (1997, 9, 30, 9, 0, 0), (1997, 9, 30, 9, 0, 0), l[0]
 
 paul@39    462 
print l[-1] == (1998, 2, 1, 9, 0, 0), (1998, 2, 1, 9, 0, 0), l[-1]
 
 paul@35    463 
print
 
 paul@35    464 
 
 paul@36    465 
qualifiers = [
 
 paul@36    466 
    ("MONTHLY", {"interval" : 18}),
 
 paul@36    467 
    ("BYMONTHDAY", {"values" : [10, 11, 12, 13, 14, 15]})
 
 paul@36    468 
    ]
 
 paul@36    469 
 
 paul@36    470 
l = order_qualifiers(qualifiers)
 
 paul@36    471 
show(l)
 
 paul@36    472 
dt = (1997, 9, 10, 9, 0, 0)
 
 paul@36    473 
l = get_datetime_structure(dt)
 
 paul@36    474 
show(l)
 
 paul@36    475 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@36    476 
show(l)
 
 paul@36    477 
 
 paul@46    478 
s = get_selector(dt, qualifiers)
 
 paul@36    479 
l = s.materialise(dt, (1999, 12, 24, 0, 0, 0), 10)
 
 paul@39    480 
print len(l) == 10, 10, len(l)
 
 paul@39    481 
print l[0] == (1997, 9, 10, 9, 0, 0), (1997, 9, 10, 9, 0, 0), l[0]
 
 paul@39    482 
print l[-1] == (1999, 3, 13, 9, 0, 0), (1999, 3, 13, 9, 0, 0), l[-1]
 
 paul@36    483 
print
 
 paul@36    484 
 
 paul@36    485 
qualifiers = [
 
 paul@36    486 
    ("MONTHLY", {"interval" : 2}),
 
 paul@36    487 
    ("BYDAY", {"values" : [(2, None)]})
 
 paul@36    488 
    ]
 
 paul@36    489 
 
 paul@36    490 
l = order_qualifiers(qualifiers)
 
 paul@36    491 
show(l)
 
 paul@36    492 
dt = (1997, 9, 2, 9, 0, 0)
 
 paul@36    493 
l = get_datetime_structure(dt)
 
 paul@36    494 
show(l)
 
 paul@36    495 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@36    496 
show(l)
 
 paul@36    497 
 
 paul@46    498 
s = get_selector(dt, qualifiers)
 
 paul@36    499 
l = s.materialise(dt, (1998, 4, 1, 0, 0, 0))
 
 paul@39    500 
print len(l) == 18, 18, len(l)
 
 paul@39    501 
print l[0] == (1997, 9, 2, 9, 0, 0), (1997, 9, 2, 9, 0, 0), l[0]
 
 paul@39    502 
print l[-1] == (1998, 3, 31, 9, 0, 0), (1998, 3, 31, 9, 0, 0), l[-1]
 
 paul@36    503 
print
 
 paul@36    504 
 
 paul@36    505 
qualifiers = [
 
 paul@36    506 
    ("YEARLY", {"interval" : 1}),
 
 paul@36    507 
    ("BYMONTH", {"values" : [6, 7]})
 
 paul@36    508 
    ]
 
 paul@36    509 
 
 paul@36    510 
l = order_qualifiers(qualifiers)
 
 paul@36    511 
show(l)
 
 paul@36    512 
dt = (1997, 6, 10, 9, 0, 0)
 
 paul@36    513 
l = get_datetime_structure(dt)
 
 paul@36    514 
show(l)
 
 paul@36    515 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@36    516 
show(l)
 
 paul@36    517 
 
 paul@46    518 
s = get_selector(dt, qualifiers)
 
 paul@36    519 
l = s.materialise(dt, (2001, 12, 24, 0, 0, 0), 10)
 
 paul@39    520 
print len(l) == 10, 10, len(l)
 
 paul@39    521 
print l[0] == (1997, 6, 10, 9, 0, 0), (1997, 6, 10, 9, 0, 0), l[0]
 
 paul@39    522 
print l[-1] == (2001, 7, 10, 9, 0, 0), (2001, 7, 10, 9, 0, 0), l[-1]
 
 paul@36    523 
print
 
 paul@36    524 
 
 paul@36    525 
qualifiers = [
 
 paul@36    526 
    ("YEARLY", {"interval" : 2}),
 
 paul@36    527 
    ("BYMONTH", {"values" : [1, 2, 3]})
 
 paul@36    528 
    ]
 
 paul@36    529 
 
 paul@36    530 
l = order_qualifiers(qualifiers)
 
 paul@36    531 
show(l)
 
 paul@36    532 
dt = (1997, 3, 10, 9, 0, 0)
 
 paul@36    533 
l = get_datetime_structure(dt)
 
 paul@36    534 
show(l)
 
 paul@36    535 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@36    536 
show(l)
 
 paul@36    537 
 
 paul@46    538 
s = get_selector(dt, qualifiers)
 
 paul@36    539 
l = s.materialise(dt, (2003, 12, 24, 0, 0, 0), 10)
 
 paul@39    540 
print len(l) == 10, 10, len(l)
 
 paul@39    541 
print l[0] == (1997, 3, 10, 9, 0, 0), (1997, 3, 10, 9, 0, 0), l[0]
 
 paul@39    542 
print l[-1] == (2003, 3, 10, 9, 0, 0), (2003, 3, 10, 9, 0, 0), l[-1]
 
 paul@36    543 
print
 
 paul@36    544 
 
 paul@37    545 
qualifiers = [
 
 paul@37    546 
    ("YEARLY", {"interval" : 3}),
 
 paul@37    547 
    ("BYYEARDAY", {"values" : [1, 100, 200]})
 
 paul@37    548 
    ]
 
 paul@37    549 
 
 paul@37    550 
l = order_qualifiers(qualifiers)
 
 paul@37    551 
show(l)
 
 paul@37    552 
dt = (1997, 1, 1, 9, 0, 0)
 
 paul@37    553 
l = get_datetime_structure(dt)
 
 paul@37    554 
show(l)
 
 paul@37    555 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@37    556 
show(l)
 
 paul@37    557 
 
 paul@46    558 
s = get_selector(dt, qualifiers)
 
 paul@37    559 
l = s.materialise(dt, (2006, 2, 1, 0, 0, 0), 10)
 
 paul@39    560 
print len(l) == 10, 10, len(l)
 
 paul@39    561 
print l[0] == (1997, 1, 1, 9, 0, 0), (1997, 1, 1, 9, 0, 0), l[0]
 
 paul@39    562 
print l[-1] == (2006, 1, 1, 9, 0, 0), (2006, 1, 1, 9, 0, 0), l[-1]
 
 paul@39    563 
print
 
 paul@39    564 
 
 paul@39    565 
qualifiers = [
 
 paul@39    566 
    ("YEARLY", {"interval" : 1}),
 
 paul@39    567 
    ("BYDAY", {"values" : [(1, 20)]})
 
 paul@39    568 
    ]
 
 paul@39    569 
 
 paul@39    570 
l = order_qualifiers(qualifiers)
 
 paul@39    571 
show(l)
 
 paul@39    572 
dt = (1997, 5, 19, 9, 0, 0)
 
 paul@39    573 
l = get_datetime_structure(dt)
 
 paul@39    574 
show(l)
 
 paul@39    575 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@39    576 
show(l)
 
 paul@39    577 
 
 paul@46    578 
s = get_selector(dt, qualifiers)
 
 paul@39    579 
l = s.materialise(dt, (1999, 12, 24, 0, 0, 0))
 
 paul@39    580 
print len(l) == 3, 3, len(l)
 
 paul@39    581 
print l[0] == (1997, 5, 19, 9, 0, 0), (1997, 5, 19, 9, 0, 0), l[0]
 
 paul@39    582 
print l[-1] == (1999, 5, 17, 9, 0, 0), (1999, 5, 17, 9, 0, 0), l[-1]
 
 paul@37    583 
print
 
 paul@37    584 
 
 paul@40    585 
"""
 
 paul@40    586 
qualifiers = [
 
 paul@40    587 
    ("YEARLY", {"interval" : 1}),
 
 paul@40    588 
    ("BYWEEKNO", {"values" : [20]}),
 
 paul@40    589 
    ("BYDAY", {"values" : [(1, None)]})
 
 paul@40    590 
    ]
 
 paul@40    591 
 
 paul@40    592 
l = order_qualifiers(qualifiers)
 
 paul@40    593 
show(l)
 
 paul@40    594 
dt = (1997, 5, 12, 9, 0, 0)
 
 paul@40    595 
l = get_datetime_structure(dt)
 
 paul@40    596 
show(l)
 
 paul@40    597 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@40    598 
show(l)
 
 paul@40    599 
 
 paul@46    600 
s = get_selector(dt, qualifiers)
 
 paul@40    601 
l = s.materialise(dt, (1999, 12, 24, 0, 0, 0))
 
 paul@40    602 
print len(l) == 3, 3, len(l)
 
 paul@40    603 
print l[0] == (1997, 5, 12, 9, 0, 0), (1997, 5, 12, 9, 0, 0), l[0]
 
 paul@40    604 
print l[-1] == (1999, 5, 17, 9, 0, 0), (1999, 5, 17, 9, 0, 0), l[-1]
 
 paul@40    605 
print
 
 paul@40    606 
"""
 
 paul@40    607 
 
 paul@40    608 
qualifiers = [
 
 paul@40    609 
    ("YEARLY", {"interval" : 1}),
 
 paul@40    610 
    ("BYMONTH", {"values" : [3]}),
 
 paul@40    611 
    ("BYDAY", {"values" : [(4, None)]})
 
 paul@40    612 
    ]
 
 paul@40    613 
 
 paul@40    614 
l = order_qualifiers(qualifiers)
 
 paul@40    615 
show(l)
 
 paul@40    616 
dt = (1997, 3, 13, 9, 0, 0)
 
 paul@40    617 
l = get_datetime_structure(dt)
 
 paul@40    618 
show(l)
 
 paul@40    619 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@40    620 
show(l)
 
 paul@40    621 
 
 paul@46    622 
s = get_selector(dt, qualifiers)
 
 paul@40    623 
l = s.materialise(dt, (1999, 12, 24, 0, 0, 0))
 
 paul@40    624 
print len(l) == 11, 11, len(l)
 
 paul@40    625 
print l[0] == (1997, 3, 13, 9, 0, 0), (1997, 3, 13, 9, 0, 0), l[0]
 
 paul@40    626 
print l[-1] == (1999, 3, 25, 9, 0, 0), (1999, 3, 25, 9, 0, 0), l[-1]
 
 paul@40    627 
print
 
 paul@40    628 
 
 paul@40    629 
qualifiers = [
 
 paul@40    630 
    ("YEARLY", {"interval" : 1}),
 
 paul@40    631 
    ("BYMONTH", {"values" : [6, 7, 8]}),
 
 paul@40    632 
    ("BYDAY", {"values" : [(4, None)]})
 
 paul@40    633 
    ]
 
 paul@40    634 
 
 paul@40    635 
l = order_qualifiers(qualifiers)
 
 paul@40    636 
show(l)
 
 paul@40    637 
dt = (1997, 6, 5, 9, 0, 0)
 
 paul@40    638 
l = get_datetime_structure(dt)
 
 paul@40    639 
show(l)
 
 paul@40    640 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@40    641 
show(l)
 
 paul@40    642 
 
 paul@46    643 
s = get_selector(dt, qualifiers)
 
 paul@40    644 
l = s.materialise(dt, (1999, 12, 24, 0, 0, 0))
 
 paul@40    645 
print len(l) == 39, 39, len(l)
 
 paul@40    646 
print l[0] == (1997, 6, 5, 9, 0, 0), (1997, 6, 5, 9, 0, 0), l[0]
 
 paul@40    647 
print l[-1] == (1999, 8, 26, 9, 0, 0), (1999, 8, 26, 9, 0, 0), l[-1]
 
 paul@40    648 
print
 
 paul@40    649 
 
 paul@40    650 
qualifiers = [
 
 paul@40    651 
    ("MONTHLY", {"interval" : 1}),
 
 paul@40    652 
    ("BYMONTHDAY", {"values" : [13]}),
 
 paul@40    653 
    ("BYDAY", {"values" : [(5, None)]})
 
 paul@40    654 
    ]
 
 paul@40    655 
 
 paul@40    656 
l = order_qualifiers(qualifiers)
 
 paul@40    657 
show(l)
 
 paul@40    658 
dt = (1997, 9, 2, 9, 0, 0)
 
 paul@40    659 
l = get_datetime_structure(dt)
 
 paul@40    660 
show(l)
 
 paul@40    661 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@40    662 
show(l)
 
 paul@40    663 
 
 paul@46    664 
s = get_selector(dt, qualifiers)
 
 paul@40    665 
l = s.materialise(dt, (2000, 12, 24, 0, 0, 0))
 
 paul@40    666 
print len(l) == 5, 5, len(l)
 
 paul@40    667 
print l[0] == (1998, 2, 13, 9, 0, 0), (1998, 2, 13, 9, 0, 0), l[0]
 
 paul@40    668 
print l[-1] == (2000, 10, 13, 9, 0, 0), (2000, 10, 13, 9, 0, 0), l[-1]
 
 paul@40    669 
print
 
 paul@40    670 
 
 paul@40    671 
qualifiers = [
 
 paul@40    672 
    ("MONTHLY", {"interval" : 1}),
 
 paul@40    673 
    ("BYMONTHDAY", {"values" : [7, 8, 9, 10, 11, 12, 13]}),
 
 paul@40    674 
    ("BYDAY", {"values" : [(6, None)]})
 
 paul@40    675 
    ]
 
 paul@40    676 
 
 paul@40    677 
l = order_qualifiers(qualifiers)
 
 paul@40    678 
show(l)
 
 paul@40    679 
dt = (1997, 9, 13, 9, 0, 0)
 
 paul@40    680 
l = get_datetime_structure(dt)
 
 paul@40    681 
show(l)
 
 paul@40    682 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@40    683 
show(l)
 
 paul@40    684 
 
 paul@46    685 
s = get_selector(dt, qualifiers)
 
 paul@40    686 
l = s.materialise(dt, (1998, 6, 30, 0, 0, 0))
 
 paul@40    687 
print len(l) == 10, 10, len(l)
 
 paul@40    688 
print l[0] == (1997, 9, 13, 9, 0, 0), (1997, 9, 13, 9, 0, 0), l[0]
 
 paul@40    689 
print l[-1] == (1998, 6, 13, 9, 0, 0), (1998, 6, 13, 9, 0, 0), l[-1]
 
 paul@40    690 
print
 
 paul@40    691 
 
 paul@40    692 
qualifiers = [
 
 paul@40    693 
    ("YEARLY", {"interval" : 4}),
 
 paul@40    694 
    ("BYMONTH", {"values" : [11]}),
 
 paul@40    695 
    ("BYMONTHDAY", {"values" : [2, 3, 4, 5, 6, 7, 8]}),
 
 paul@40    696 
    ("BYDAY", {"values" : [(2, None)]})
 
 paul@40    697 
    ]
 
 paul@40    698 
 
 paul@40    699 
l = order_qualifiers(qualifiers)
 
 paul@40    700 
show(l)
 
 paul@40    701 
dt = (1996, 11, 5, 9, 0, 0)
 
 paul@40    702 
l = get_datetime_structure(dt)
 
 paul@40    703 
show(l)
 
 paul@40    704 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@40    705 
show(l)
 
 paul@40    706 
 
 paul@46    707 
s = get_selector(dt, qualifiers)
 
 paul@40    708 
l = s.materialise(dt, (2004, 12, 24, 0, 0, 0))
 
 paul@40    709 
print len(l) == 3, 3, len(l)
 
 paul@40    710 
print l[0] == (1996, 11, 5, 9, 0, 0), (1996, 11, 5, 9, 0, 0), l[0]
 
 paul@40    711 
print l[-1] == (2004, 11, 2, 9, 0, 0), (2004, 11, 2, 9, 0, 0), l[-1]
 
 paul@40    712 
print
 
 paul@40    713 
 
 paul@45    714 
qualifiers = [
 
 paul@45    715 
    ("MONTHLY", {"interval" : 1}),
 
 paul@45    716 
    ("BYDAY", {"values" : [(2, None), (3, None), (4, None)]})
 
 paul@45    717 
    ]
 
 paul@45    718 
 
 paul@45    719 
l = order_qualifiers(qualifiers)
 
 paul@45    720 
show(l)
 
 paul@45    721 
dt = (1997, 9, 4, 9, 0, 0)
 
 paul@45    722 
l = get_datetime_structure(dt)
 
 paul@45    723 
show(l)
 
 paul@45    724 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@45    725 
show(l)
 
 paul@45    726 
 
 paul@46    727 
s = get_selector(dt, qualifiers)
 
 paul@45    728 
l = s.materialise(dt, (1997, 12, 24, 0, 0, 0), 3, [3])
 
 paul@45    729 
print len(l) == 3, 3, len(l)
 
 paul@45    730 
print l[0] == (1997, 9, 4, 9, 0, 0), (1997, 9, 4, 9, 0, 0), l[0]
 
 paul@45    731 
print l[-1] == (1997, 11, 6, 9, 0, 0), (1997, 11, 6, 9, 0, 0), l[-1]
 
 paul@45    732 
print
 
 paul@45    733 
 
 paul@45    734 
l2 = l
 
 paul@45    735 
 
 paul@45    736 
qualifiers = [
 
 paul@45    737 
    ("MONTHLY", {"interval" : 1}),
 
 paul@45    738 
    ("BYDAY", {"values" : [(1, None), (2, None), (3, None), (4, None), (5, None)]})
 
 paul@45    739 
    ]
 
 paul@45    740 
 
 paul@45    741 
l = order_qualifiers(qualifiers)
 
 paul@45    742 
show(l)
 
 paul@45    743 
dt = (1997, 9, 29, 9, 0, 0)
 
 paul@45    744 
l = get_datetime_structure(dt)
 
 paul@45    745 
show(l)
 
 paul@45    746 
l = combine_datetime_with_qualifiers(dt, qualifiers)
 
 paul@45    747 
show(l)
 
 paul@45    748 
 
 paul@46    749 
s = get_selector(dt, qualifiers)
 
 paul@45    750 
l = s.materialise(dt, (1998, 4, 1, 0, 0, 0), None, [-2])
 
 paul@45    751 
print len(l) == 7, 7, len(l)
 
 paul@45    752 
print l[0] == (1997, 9, 29, 9, 0, 0), (1997, 9, 29, 9, 0, 0), l[0]
 
 paul@45    753 
print l[-1] == (1998, 3, 30, 9, 0, 0), (1998, 3, 30, 9, 0, 0), l[-1]
 
 paul@45    754 
print
 
 paul@45    755 
 
 paul@33    756 
# vim: tabstop=4 expandtab shiftwidth=4