text: """
  Objectives:
  - Which players pass together the most?
  - What types of position combintations are most frequent in pass-sequences?
  """
  
  """
  Sample Run Script: python manage.py analysis3 --team_uuid="t1326" 
  					--print_to_csv
  
  					python manage.py analysis4 --team_uuid="t1326"  --start_date="2016-07-01"
  					python manage.py analysis4 --team_uuid="t1326"  --start_date="2016-01-01" --end_date="2016-07-01"
  """
  import datetime
  import csv
  import os
  import time
  
  from django.core.management.base import BaseCommand, CommandError
  from eventstatistics.models import EventStatistic
  from qualifiers.models import Qualifier
  from games.models import Game
  from lineups.models import Lineup
  from players.models import Player
  from playerstatistics.models import PlayerStatistic
  from salaries.models import Salary
  from statistictypes.models import StatisticType
  from teams.models import Team
  from teamstatistics.models import TeamStatistic
  from venues.models import Venue
  
  import utils.analysis as ua
  import utils.f24_analysis as uf24
  
  class Command(BaseCommand):
  	help = 'Pull the statistics of a team across a time-range; classify by outcome'
  
  	def add_arguments(self,parser):
  		# add optional print to csv flag
  		parser.add_argument(
  			"--team_uuid",
              dest="team_uuid",
              default="",
              help="Desried Opta team ID",
              )
  		parser.add_argument(
  			"--print_to_csv",
  			action="store_true",
              dest="print_to_csv",
              default=False,
              help="save file?",
              )
  		parser.add_argument(
  			"--start_date",
              dest="start_date",
              default='1900-01-01',
              help="Example format: 1900-01-31",
              )
  		parser.add_argument(
  			"--end_date",
              dest="end_date",
              default='2900-01-01',
              help="Example format: 1900-01-31",
              )
  	def handle(self,*args,**options):
  		#handle import parameters
  		if not options["team_uuid"]:
  			raise Exception("Opta team ID is needed")
  		is_print_to_csv = options["print_to_csv"]
  		arg_team_uuid = str(options["team_uuid"])
  		arg_start_date = str(options["start_date"])
  		arg_end_date = str(options["end_date"])
  		
  		arg_start_date = datetime.datetime.strptime(arg_start_date, "%Y-%m-%d")
  		arg_end_date = datetime.datetime.strptime(arg_end_date, "%Y-%m-%d")
  
  		#load team
  		db_team = Team.objects.get(uuid=arg_team_uuid)
  
  		#pull list of games tied to the team
  		team_games = ua.team_list_games(db_team, arg_start_date, arg_end_date)
  
  		for game in team_games:
  			# print "\nAnalyzing Passes for %s in %s" % (db_team, str(game))
  			
  			for item in uf24.identify_shots(game, db_team):
  				#print item
  				# print "\n"
  				
  				# print "start: backtrack function"
  				backtracked = uf24.backtrack(item)
  				# for i in backtracked:
  				# 	print "   " + str(i)
  				# print "end: backtrack function"
  				# print "start: parse backtrack"
  				uf24.parse_backtrack(item, backtracked)
  				# print "end: parse backtrack"
  