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#!/usr/bin/env python3
from util import randomSAT
from util import kSAT
import util.script as scriptUtils
import pymongo
import ssl
def main():
args = __parseArguments()
dbContext = scriptUtils.getDBContext(args["dbConfigPath"])
__generateExperiment(args, dbContext)
dbContext["client"].close()
def __generateExperiment(args, dbContext):
experimentScope = __prepareExperimentScope(args)
for i in range(args["instances"]):
sat = randomSAT.generateRandomKSAT(args["clauses"],
args["variables"],
args["variablesPerClause"])
instanceId = dbContext["instances"].insert_one(__packDocument(sat)).inserted_id
experimentScope["instances"].append(instanceId)
dbContext["experimentScopes"].insert_one(experimentScope)
def __packDocument(instance):
doc = instance.writeJSONLike();
return doc
def __prepareExperimentScope(args):
experimentScope = {}
experimentScope["instances"] = []
description = "This experiment contains %d instances " % args["instances"]
description += "each with %d clauses, %d variables " % (args["clauses"],
args["variables"])
description += ("and %d variables per clause (c/v = %.2f)"
%(args["variablesPerClause"],
float(args["clauses"]) / float(args["variables"])))
experimentScope["description"] = description
experimentScope["_id"] = args["experimentId"].strip()
return experimentScope
def __parseArguments():
parser = scriptUtils.ArgParser()
parser.addArg(alias="instances", shortFlag="i", longFlag="instances",
help="number of random kSAT instances", type=int)
parser.addArg(alias="variables", shortFlag="v", longFlag="variables",
help="number of variables in the ksat instances", type=int)
parser.addArg(alias="clauses", shortFlag="c", longFlag="clauses",
help="number of clauses in the ksat instances", type=int)
parser.addArg(alias="variablesPerClause", shortFlag="vpc",
longFlag="variables_per_clause",
help="variables per clause in the kSAT instances", type=int,
default=3)
parser.addArg(alias="dbConfigPath", shortFlag="d", longFlag="db_config",
help="path to the database config file", type=str,
default="database.config")
parser.addArg(alias="experimentId", shortFlag="id", longFlag="experiment_id",
help="the name or id of the experiment", type=str)
return parser.parse()
if __name__ == "__main__":
main()