Implement Getzler, K35R from Axelrod's second. #1151
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drvinceknight
requested changes
Dec 13, 2017
axelrod/strategies/axelrod_second.py
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| if not opponent.history: | ||
| return C | ||
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| self.flack += 1 if opponent.history[-1]==D else 0 |
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opponent.history[-1] == D else 0 (PEP8: spaces around the ==)
drvinceknight
requested changes
Dec 13, 2017
axelrod/strategies/axelrod_second.py
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| def __init__(self) -> None: | ||
| super().__init__() | ||
| self.flack = 0 # The relative untrustworthiness of opponent |
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The type checker is falling over on travis because it sees that self.flack is an int and then becomes a float. Change this to be self.flack = 0.0 fixes the issue (as it's initialised as a float). 👍
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Logic looks good to me 👍 |
marcharper
approved these changes
Dec 14, 2017
axelrod/strategies/axelrod_second.py
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| self.flack += 1 if opponent.history[-1] == D else 0 | ||
| self.flack *= 0.5 # Defections have half-life of one round | ||
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| return random_choice(1.0-self.flack) |
drvinceknight
approved these changes
Dec 14, 2017
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Thanks @gaffney2010 :) |
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Short and simple one.
https://github.com/Axelrod-Python/TourExec/blob/v0.2.0/src/strategies/k35r.f
FPs:
