naturesDict.py

natures = {
    "Adamant":
        {"increased": "Attack",
         "decreased": "Sp. Atk"},
    "Bashful":
        {"increased": None, 
         "decreased": None},
    "Bold":
        {"increased": "Defense",
         "decreased": "Attack"},
    "Brave":
        {"increased": "Attack", 
         "decreased": "Speed"},
    "Calm":
        {"increased": "Sp. Def",
         "decreased": "Attack"},
    "Careful":
        {"increased": "Sp. Def",
         "decreased": "Sp. Atk"},
    "Docile":
        {"increased": None,
         "decreased": None},
    "Gentle":
        {"increased": "Sp. Def",
         "decreased": "Defense"},
    "Hardy":
        {"increased": None,
         "decreased": None}
    "Hasty":
        {"increased": "Speed",
         "decreased": "Defense"},
    "Impish":
        {"increased": "Defense",
         "decreased": "Sp. Atk"},
    "Jolly":
        {"increased": "Speed",
         "decreased": "Sp. Atk"},
    "Lax":
        {"increased": "Defense",
         "decreased": "Sp. Def"},
    "Lonely":
        {"increased": "Attack",
         "decreased": "Defense"},
    "Mild":
        {"increased": "Sp. Atk",
         "decreased": "Defense"},
    "Modest":
        {"increased": "Sp. Atk",
         "decreased": "Attack"},
    "Naive":
        {"increased": "Speed",
         "decreased": "Sp. Def"},
    "Naughty":
        {"increased": "Attack",
         "decreased": "Speed"},
    "Quiet":
        {"increased": "Sp. Atk",
         "decreased": "Speed"},
    "Quirky":
        {"increased": None,
         "decreased": None},
    "Rash":
        {"increased": "Sp. Atk",
         "decreased": "Sp. Def"},
    "Relaxed":
        {"increased": "Defense", 
         "decreased": "Speed"},
    "Sassy":
        {"increased": "Sp. Def",
         "decreased": "Speed"},
    "Serious":
        {"increased": None,
         "decreased": None},
    "Timid":
        {"increased": "Speed",
         "decreased": "Attack"}
}