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Merge pull request #477 from jbrouwer5/basketball_branch
Basketball in Python
This commit is contained in:
Jeff Atwood
343
07_Basketball/python/basketball.py
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343
07_Basketball/python/basketball.py
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import random
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# The basketball class is a computer game that allows you to play as
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# Dartmouth College's captain and playmaker
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# The game uses set probabilites to simulate outcomes of each posession
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# You are able to choose your shot types as well as defensive formations
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class Basketball():
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def __init__(self):
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self.time = 0
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self.score = [0, 0] # first value is opponents score, second is home
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self.defense = None
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self.defense_choices = [6, 6.5, 7, 7.5]
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self.shot = None
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self.shot_choices = [1, 2, 3, 4]
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self.z1 = None
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# Explains the keyboard inputs
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print("\t\t\t Basketball")
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print("\t Creative Computing Morristown, New Jersey\n\n\n")
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print("This is Dartmouth College basketball. ")
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print("Υou will be Dartmouth captain and playmaker.")
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print("Call shots as follows:")
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print("1. Long (30ft.) Jump Shot; 2. Short (15 ft.) Jump Shot; "
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+ "3. Lay up; 4. Set Shot")
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print("Both teams will use the same defense. Call Defense as follows:")
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print("6. Press; 6.5 Man-to-Man; 7. Zone; 7.5 None.")
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print("To change defense, just type 0 as your next shot.")
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print("Your starting defense will be? ", end='')
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# takes input for a defense
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try:
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self.defense = float(input())
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except ValueError:
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self.defense = None
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# if the input wasn't a valid defense, takes input again
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while self.defense not in self.defense_choices:
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print("Your new defensive allignment is? ", end='')
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try:
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self.defense = float(input())
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except ValueError:
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continue
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# takes input for opponent's name
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print("\nChoose your opponent? ", end='')
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self.opponent = input()
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self.start_of_period()
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# adds points to the score
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# team can take 0 or 1, for opponent or Dartmouth, respectively
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def add_points(self, team, points):
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self.score[team] += points
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self.print_score()
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def ball_passed_back(self):
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print("Ball passed back to you. ", end='')
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self.dartmouth_ball()
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# change defense, called when the user enters 0 for their shot
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def change_defense(self):
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self.defense = None
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while self.defense not in self.defense_choices:
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print("Your new defensive allignment is? ")
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try:
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self.defense = float(input())
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except ValueError:
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continue
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self.dartmouth_ball()
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# simulates two foul shots for a player and adds the points
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def foul_shots(self, team):
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print("Shooter fouled. Two shots.")
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if random.random() > .49:
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if random.random() > .75:
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print("Both shots missed.")
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else:
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print("Shooter makes one shot and misses one.")
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self.score[team] += 1
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else:
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print("Shooter makes both shots.")
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self.score[team] += 2
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self.print_score()
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# called when t = 50, starts a new period
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def halftime(self):
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print("\n ***** End of first half *****\n")
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self.print_score()
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self.start_of_period()
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# prints the current score
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def print_score(self):
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print("Score: " + str(self.score[1])
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+ " to " + str(self.score[0]) + "\n")
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# simulates a center jump for posession at the beginning of a period
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def start_of_period(self):
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print("Center jump")
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if random.random() > .6:
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print("Dartmouth controls the tap.\n")
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self.dartmouth_ball()
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else:
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print(self.opponent + " controls the tap.\n")
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self.opponent_ball()
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# called when t = 92
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def two_minute_warning(self):
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print(" *** Two minutes left in the game ***")
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# called when the user enters 1 or 2 for their shot
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def dartmouth_jump_shot(self):
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self.time += 1
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if self.time == 50:
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self.halftime()
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elif self.time == 92:
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self.two_minute_warning()
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print("Jump Shot.")
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# simulates chances of different possible outcomes
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if random.random() > .341 * self.defense / 8:
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if random.random() > .682 * self.defense / 8:
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if random.random() > .782 * self.defense / 8:
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if random.random() > .843 * self.defense / 8:
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print("Charging foul. Dartmouth loses ball.\n")
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self.opponent_ball()
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else:
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# player is fouled
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self.foul_shots(1)
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self.opponent_ball()
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else:
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if random.random() > .5:
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print("Shot is blocked. Ball controlled by " +
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self.opponent + ".\n")
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self.opponent_ball()
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else:
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print("Shot is blocked. Ball controlled by Dartmouth.")
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self.dartmouth_ball()
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else:
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print("Shot is off target.")
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if self.defense / 6 * random.random() > .45:
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print("Rebound to " + self.opponent + "\n")
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self.opponent_ball()
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else:
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print("Dartmouth controls the rebound.")
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if random.random() > .4:
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if self.defense == 6 and random.random() > .6:
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print("Pass stolen by " + self.opponent
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+ ", easy lay up")
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self.add_points(0, 2)
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self.dartmouth_ball()
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else:
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# ball is passed back to you
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self.ball_passed_back()
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else:
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print("")
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self.dartmouth_non_jump_shot()
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else:
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print("Shot is good.")
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self.add_points(1, 2)
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self.opponent_ball()
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# called when the user enters 0, 3, or 4
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# lay up, set shot, or defense change
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def dartmouth_non_jump_shot(self):
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self.time += 1
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if self.time == 50:
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self.halftime()
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elif self.time == 92:
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self.two_minute_warning()
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if self.shot == 4:
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print("Set shot.")
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elif self.shot == 3:
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print("Lay up.")
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elif self.shot == 0:
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self.change_defense()
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# simulates different outcomes after a lay up or set shot
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if 7/self.defense*random.random() > .4:
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if 7/self.defense*random.random() > .7:
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if 7/self.defense*random.random() > .875:
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if 7/self.defense*random.random() > .925:
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print("Charging foul. Dartmouth loses the ball.\n")
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self.opponent_ball()
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else:
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print("Shot blocked. " + self.opponent + "'s ball.\n")
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self.opponent_ball()
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else:
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self.foul_shots(1)
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self.opponent_ball()
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else:
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print("Shot is off the rim.")
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if random.random() > 2/3:
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print("Dartmouth controls the rebound.")
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if random.random() > .4:
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print("Ball passed back to you.\n")
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self.dartmouth_ball()
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else:
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self.dartmouth_non_jump_shot()
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else:
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print(self.opponent + " controls the rebound.\n")
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self.opponent_ball()
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else:
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print("Shot is good. Two points.")
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self.add_points(1, 2)
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self.opponent_ball()
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# plays out a Dartmouth posession, starting with your choice of shot
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def dartmouth_ball(self):
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print("Your shot? ", end='')
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self.shot = None
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try:
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self.shot = int(input())
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except ValueError:
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self.shot = None
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while self.shot not in self.shot_choices:
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print("Incorrect answer. Retype it. Your shot? ", end='')
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try:
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self.shot = int(input())
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except:
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continue
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if self.time < 100 or random.random() < .5:
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if self.shot == 1 or self.shot == 2:
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self.dartmouth_jump_shot()
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else:
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self.dartmouth_non_jump_shot()
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else:
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if self.score[0] != self.score[1]:
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print("\n ***** End Of Game *****")
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print("Final Score: Dartmouth: " + str(self.score[1]) + " "
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+ self.opponent + ": " + str(self.score[0]))
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else:
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print("\n ***** End Of Second Half *****")
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print("Score at end of regulation time:")
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print(" Dartmouth: " + str(self.score[1]) + " " +
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self.opponent + ": " + str(self.score[0]))
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print("Begin two minute overtime period")
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self.time = 93
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self.start_of_period()
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# simulates the opponents jumpshot
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def opponent_jumpshot(self):
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print("Jump Shot.")
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if 8/self.defense*random.random() > .35:
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if 8/self.defense*random.random() > .75:
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if 8/self.defense*random.random() > .9:
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print("Offensive foul. Dartmouth's ball.\n")
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self.dartmouth_ball()
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else:
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self.foul_shots(0)
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self.dartmouth_ball()
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else:
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print("Shot is off the rim.")
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if self.defense/6*random.random() > .5:
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print(self.opponent + " controls the rebound.")
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if self.defense == 6:
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if random.random() > .75:
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print("Ball stolen. Easy lay up for Dartmouth.")
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self.add_points(1, 2)
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self.opponent_ball()
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else:
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if random.random() > .5:
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print("")
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self.opponent_non_jumpshot()
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else:
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print("Pass back to " + self.opponent +
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" guard.\n")
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self.opponent_ball()
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else:
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if random.random() > .5:
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self.opponent_non_jumpshot()
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else:
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print("Pass back to " + self.opponent +
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" guard.\n")
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self.opponent_ball()
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else:
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print("Dartmouth controls the rebound.\n")
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self.dartmouth_ball()
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else:
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print("Shot is good.")
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self.add_points(0, 2)
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self.dartmouth_ball()
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# simulates opponents lay up or set shot
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def opponent_non_jumpshot(self):
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if self.z1 > 3:
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print("Set shot.")
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else:
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print("Lay up")
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if 7/self.defense*random.random() > .413:
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print("Shot is missed.")
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if self.defense/6*random.random() > .5:
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print(self.opponent + " controls the rebound.")
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if self.defense == 6:
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if random.random() > .75:
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print("Ball stolen. Easy lay up for Dartmouth.")
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self.add_points(1, 2)
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self.opponent_ball()
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else:
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if random.random() > .5:
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print("")
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self.opponent_non_jumpshot()
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else:
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print("Pass back to " + self.opponent +
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" guard.\n")
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self.opponent_ball()
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else:
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if random.random() > .5:
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print("")
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self.opponent_non_jumpshot()
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else:
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print("Pass back to " + self.opponent + " guard\n")
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self.opponent_ball()
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else:
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print("Dartmouth controls the rebound.\n")
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self.dartmouth_ball()
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else:
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print("Shot is good.")
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self.add_points(0, 2)
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self.dartmouth_ball()
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# simulates an opponents possesion
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# #randomly picks jump shot or lay up / set shot.
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def opponent_ball(self):
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self.time += 1
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if self.time == 50:
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self.halftime()
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self.z1 = 10/4*random.random()+1
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if self.z1 > 2:
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self.opponent_non_jumpshot()
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else:
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self.opponent_jumpshot()
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new_game = Basketball()
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