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How to use value_max method in pandera
Best Python code snippet using pandera_python
var.py
Source:var.py 
1import random2from collections import OrderedDict3from datetime import datetime4CFG_STAT_VARS = [5 {6 "name": "pid",7 "type": "uint32",8 "value": {9 "value_min": 2000,10 "value_max": 4000,11 "value_random": True12 }13 },14 {15 "name": "uptime",16 "type": "uptime",17 },18 {19 "name": "time",20 "type": "time",21 },22 {23 "name": "version",24 "type": "string",25 "value": "1.4.25"26 },27 {28 "name": "libevent",29 "type": "string",30 "value": "2.0.22-stable"31 },32 {33 "name": "pointer_size",34 "type": "uint32",35 "value": 6436 },37 {38 "name": "rusage_user",39 "type": "float",40 "value": 0.5541 },42 {43 "name": "rusage_system",44 "type": "float",45 "value": 0.25346 },47 {48 "name": "curr_items",49 "type": "uint32",50 "value": {51 "value_min": 200,52 "value_max": 400,53 "value_random": True54 }55 },56 {57 "name": "total_items",58 "type": "uint32",59 "value": {60 "value_min": 350,61 "value_max": 500,62 "value_random": True63 }64 },65 {66 "name": "bytes",67 "type": "uint64",68 "value": {69 "value_min": 3000,70 "value_max": 50000,71 "value_random": True72 }73 },74 {75 "name": "curr_connections",76 "type": "uint32",77 "value": {78 "value_min": 350,79 "value_max": 500,80 "value_random": True81 }82 },83 {84 "name": "total_connections",85 "type": "uint32",86 "value": {87 "value_min": 350,88 "value_max": 500,89 "value_random": True90 }91 },92 # {93 # "name": "rejected_connections",94 # "type": "uint64",95 # "value": {96 # "value_min": 30,97 # "value_max": 50,98 # "value_random": True99 # }100 # },101 {102 "name": "connection_structures",103 "type": "uint32",104 "value": {105 "value_min": 350,106 "value_max": 500,107 "value_random": True108 }109 },110 {111 "name": "reserved_fds",112 "type": "uint32",113 "value": {114 "value_min": 350,115 "value_max": 500,116 "value_random": True117 }118 },119 {120 "name": "cmd_get",121 "type": "uint64",122 "value": {123 "value_min": 350,124 "value_max": 500,125 "value_random": True126 }127 },128 {129 "name": "cmd_set",130 "type": "uint64",131 "value": {132 "value_min": 350,133 "value_max": 500,134 "value_random": True135 }136 },137 {138 "name": "cmd_flush",139 "type": "uint64",140 "value": {141 "value_min": 350,142 "value_max": 500,143 "value_random": True144 }145 },146 {147 "name": "cmd_touch",148 "type": "uint64",149 "value": {150 "value_min": 350,151 "value_max": 500,152 "value_random": True153 }154 },155 {156 "name": "get_hits",157 "type": "uint64",158 "value": {159 "value_min": 350,160 "value_max": 500,161 "value_random": True162 }163 },164 {165 "name": "get_misses",166 "type": "uint64",167 "value": {168 "value_min": 350,169 "value_max": 500,170 "value_random": True171 }172 },173 {174 "name": "delete_misses",175 "type": "uint64",176 "value": {177 "value_min": 350,178 "value_max": 500,179 "value_random": True180 }181 },182 {183 "name": "delete_hits",184 "type": "uint64",185 "value": {186 "value_min": 350,187 "value_max": 500,188 "value_random": True189 }190 },191 {192 "name": "incr_misses",193 "type": "uint64",194 "value": {195 "value_min": 350,196 "value_max": 500,197 "value_random": True198 }199 },200 {201 "name": "incr_hits",202 "type": "uint64",203 "value": {204 "value_min": 350,205 "value_max": 500,206 "value_random": True207 }208 },209 {210 "name": "decr_misses",211 "type": "uint64",212 "value": {213 "value_min": 350,214 "value_max": 500,215 "value_random": True216 }217 },218 {219 "name": "decr_hits",220 "type": "uint64",221 "value": {222 "value_min": 350,223 "value_max": 500,224 "value_random": True225 }226 },227 {228 "name": "cas_misses",229 "type": "uint64",230 "value": {231 "value_min": 350,232 "value_max": 500,233 "value_random": True234 }235 },236 {237 "name": "cas_hits",238 "type": "uint64",239 "value": {240 "value_min": 350,241 "value_max": 500,242 "value_random": True243 }244 },245 {246 "name": "cas_badval",247 "type": "uint64",248 "value": {249 "value_min": 350,250 "value_max": 500,251 "value_random": True252 }253 },254 {255 "name": "touch_hits",256 "type": "uint64",257 "value": {258 "value_min": 350,259 "value_max": 500,260 "value_random": True261 }262 },263 {264 "name": "touch_misses",265 "type": "uint64",266 "value": {267 "value_min": 350,268 "value_max": 500,269 "value_random": True270 }271 },272 {273 "name": "auth_cmds",274 "type": "uint64",275 "value": {276 "value_min": 350,277 "value_max": 500,278 "value_random": True279 }280 },281 {282 "name": "auth_errors",283 "type": "uint64",284 "value": {285 "value_min": 350,286 "value_max": 500,287 "value_random": True288 }289 },290 {291 "name": "evictions",292 "type": "uint64",293 "value": {294 "value_min": 350,295 "value_max": 500,296 "value_random": True297 }298 },299 {300 "name": "reclaimed",301 "type": "uint64",302 "value": {303 "value_min": 350,304 "value_max": 500,305 "value_random": True306 }307 },308 {309 "name": "bytes_read",310 "type": "uint64",311 "value": {312 "value_min": 350,313 "value_max": 500,314 "value_random": True315 }316 },317 {318 "name": "bytes_written",319 "type": "uint64",320 "value": {321 "value_min": 350,322 "value_max": 500,323 "value_random": True324 }325 },326 {327 "name": "limit_maxbytes",328 "type": "uint32",329 "value": {330 "value_min": 350,331 "value_max": 500,332 "value_random": True333 }334 },335 {336 "name": "accepting_conns",337 "type": "bool",338 "value": True339 },340 {341 "name": "listen_disabled_num",342 "type": "uint64",343 "value": {344 "value_min": 350,345 "value_max": 500,346 "value_random": True347 }348 },349 {350 "name": "time_in_listen_disabled_us",351 "type": "uint64",352 "value": {353 "value_min": 350,354 "value_max": 500,355 "value_random": True356 }357 },358 {359 "name": "threads",360 "type": "uint32",361 "value": {362 "value_min": 350,363 "value_max": 500,364 "value_random": True365 }366 },367 {368 "name": "conn_yields",369 "type": "uint64",370 "value": {371 "value_min": 350,372 "value_max": 500,373 "value_random": True374 }375 },376 {377 "name": "hash_power_level",378 "type": "uint32",379 "value": {380 "value_min": 350,381 "value_max": 500,382 "value_random": True383 }384 },385 {386 "name": "hash_bytes",387 "type": "uint64",388 "value": {389 "value_min": 350,390 "value_max": 500,391 "value_random": True392 }393 },394 {395 "name": "hash_is_expanding",396 "type": "bool",397 "value": True398 },399 {400 "name": "malloc_fails",401 "type": "uint64",402 "value": {403 "value_min": 0,404 "value_max": 10,405 "value_random": True406 }407 },408 {409 "name": "expired_unfetched",410 "type": "uint64",411 "value": {412 "value_min": 350,413 "value_max": 500,414 "value_random": True415 }416 },417 {418 "name": "evicted_unfetched",419 "type": "uint64",420 "value": {421 "value_min": 350,422 "value_max": 500,423 "value_random": True424 }425 },426 # {427 # "name": "slab_reassign_running",428 # "type": "bool",429 # "value": True430 # },431 # {432 # "name": "slabs_moved",433 # "type": "uint64",434 # "value": {435 # "value_min": 350,436 # "value_max": 500,437 # "value_random": True438 # }439 # },440 {441 "name": "crawler_reclaimed",442 "type": "uint64",443 "value": {444 "value_min": 350,445 "value_max": 500,446 "value_random": True447 }448 },449 {450 "name": "crawler_items_checked",451 "type": "uint64",452 "value": {453 "value_min": 350,454 "value_max": 500,455 "value_random": True456 }457 },458 {459 "name": "lrutail_reflocked",460 "type": "uint64",461 "value": {462 "value_min": 350,463 "value_max": 500,464 "value_random": True465 }466 },467 # Values documented in protocol readme but not present in server response468 # {469 # "name": "moves_to_cold",470 # "type": "uint64",471 # "value": {472 # "value_min": 350,473 # "value_max": 500,474 # "value_random": True475 # }476 # },477 # {478 # "name": "moves_to_warm",479 # "type": "uint64",480 # "value": {481 # "value_min": 350,482 # "value_max": 500,483 # "value_random": True484 # }485 # },486 # {487 # "name": "moves_within_lru",488 # "type": "uint64",489 # "value": {490 # "value_min": 350,491 # "value_max": 500,492 # "value_random": True493 # }494 # },495 # {496 # "name": "direct_reclaims",497 # "type": "uint64",498 # "value": {499 # "value_min": 350,500 # "value_max": 500,501 # "value_random": True502 # }503 # },504 # {505 # "name": "lru_crawler_starts",506 # "type": "uint64",507 # "value": {508 # "value_min": 350,509 # "value_max": 500,510 # "value_random": True511 # }512 # },513 # {514 # "name": "lru_maintainer_juggles",515 # "type": "uint64",516 # "value": {517 # "value_min": 350,518 # "value_max": 500,519 # "value_random": True520 # }521 # },522 # {523 # "name": "slab_global_page_pool",524 # "type": "uint32",525 # "value": {526 # "value_min": 350,527 # "value_max": 500,528 # "value_random": True529 # }530 # },531 # {532 # "name": "slab_reassign_rescues",533 # "type": "uint64",534 # "value": {535 # "value_min": 350,536 # "value_max": 500,537 # "value_random": True538 # }539 # },540 # {541 # "name": "slab_reassign_evictions_nomem",542 # "type": "uint64",543 # "value": {544 # "value_min": 350,545 # "value_max": 500,546 # "value_random": True547 # }548 # },549 # {550 # "name": "slab_reassign_inline_reclaim",551 # "type": "uint64",552 # "value": {553 # "value_min": 350,554 # "value_max": 500,555 # "value_random": True556 # }557 # },558 # {559 # "name": "slab_reassign_busy_items",560 # "type": "uint64",561 # "value": {562 # "value_min": 350,563 # "value_max": 500,564 # "value_random": True565 # }566 # }567]568class VarHandler(object):569 def __init__(self):570 self.values = OrderedDict()571 def _get_var_class(self, name):572 if name == "bool":573 return Bool574 if name == "float":575 return Float576 if name == "string":577 return String578 if name == "time":579 return Time580 if name == "uint32":581 return UInt32582 if name == "uint64":583 return UInt64584 if name == "uptime":585 return Uptime586 raise ValueError("Unable to find class to handle %s type" % name)587 def load(self, vars):588 for var in vars:589 var_cls = self._get_var_class(var.get("type"))590 value = var.get("value", None)591 var_params = {}592 if isinstance(value, dict):593 var_params = value594 elif value is not None:595 var_params = {"value": value}596 self.values[var.get("name")] = var_cls(**var_params)597class BaseVar(object):598 pass599class Bool(BaseVar):600 def __init__(self, value=False):601 if not isinstance(value, bool):602 raise ValueError("Value must be boolean")603 self.value = value604 def __str__(self):605 if self.value:606 return "1"607 return "0"608class Float(BaseVar):609 def __init__(self, value=0.0):610 self._value = 0.0611 self.value = value612 def __str__(self):613 return "%.6f" % self.value614 def _get_value(self):615 return self._value616 def _set_value(self, value):617 self._value = value618 value = property(_get_value, _set_value)619class String(BaseVar):620 def __init__(self, value=""):621 if not isinstance(value, str):622 raise ValueError("Value must be string")623 self.value = value624 def __str__(self):625 return self.value626class Time(BaseVar):627 @property628 def value(self):629 return int(datetime.now().timestamp())630 def __str__(self):631 return str(self.value)632class UIntBase(BaseVar):633 default_value_max = 0634 def __init__(self, value=0, value_min=0, value_max=None, value_random=False):635 if not isinstance(value, int):636 raise ValueError("Value must be integer")637 self._value = 0638 self.value_min = value_min639 self.value_max = self.default_value_max640 if value_max is not None:641 self.value_max = value_max642 if value_random:643 self.value = random.randint(self.value_min, self.value_max)644 else:645 self.value = value646 def __str__(self):647 return str(self.value)648 def _value_get(self):649 return self._value650 def _value_set(self, value):651 if value < 0 or value > 2**32-1:652 raise ValueError("Value is '%d' but allowed range ist >0 and < 2°32-1", value)653 self._value = value654 value = property(_value_get, _value_set)655class UInt32(UIntBase):656 default_value_max = 2**32-1657class UInt64(UIntBase):658 default_value_max = 2**64-1659class Uptime(BaseVar):660 def __init__(self):661 self.start_time = datetime.now()662 def __str__(self):663 return str(self.value)664 @property665 def value(self):666 delta = datetime.now() - self.start_time...
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