def isHammer(quotes: List[Quote]) -> float: if len(quotes) < 3: return 0 if is_red(quotes[0]) and is_green(quotes[2]) and body_length(quotes[1]) != 0 and \ quotes[1].low_price < min(quotes[0].low_price, quotes[2].low_price) and \ (upper_shadow(quotes[1]) == 0 or lower_shadow(quotes[1]) / upper_shadow(quotes[1]) > 3): ratio_shadow_to_body = lower_shadow(quotes[1]) / body_length(quotes[1]) if ratio_shadow_to_body > 2: return ratio_shadow_to_body return 0
def isLeggyDoji(quotes: List[Quote]) -> bool: if len(quotes) >= 1 and quotes[0].high_price > body_top(quotes[0]) and \ quotes[0].low_price < body_bottom(quotes[0]) and \ (body_length(quotes[0]) == 0 or (min(upper_shadow(quotes[0]), lower_shadow(quotes[0])) / body_length > 3)): return True return False
def isDojiGravestone(quotes: List[Quote]) -> float: if len(quotes) < 3: return 0 if quotes[1].low_price == body_bottom(quotes[1]) and is_green(quotes[0]) and is_red(quotes[2]) and \ quotes[1].high_price > body_top(quotes[1]) > max(quotes[0].open_price, quotes[2].close_price) and \ (body_length == 0 or upper_shadow(quotes[1]) / body_length(quotes[1]) > 3): return 1 return 0
def isAbandonedBaby(quotes: List[Quote]) -> float: if len(quotes) < 3: return 0 if is_red(quotes[0]) and is_green(quotes[2]) and \ quotes[1].high_price < min(quotes[0].low_price, quotes[2].low_price) and \ (body_length(quotes[1]) == 0 or min(lower_shadow(quotes[1]), upper_shadow(quotes[1])) / body_length(quotes[1]) > 2): return 5 return 0
def isDojiMorningStar(quotes: List[Quote]) -> float: if len(quotes) < 3: return 0 if is_red(quotes[0]) and is_green(quotes[2]) and \ body_top(quotes[1]) < min(quotes[0].close_price, quotes[2].open_price) and \ (body_length(quotes[1]) == 0 or min(lower_shadow(quotes[1]), upper_shadow(quotes[1])) / body_length(quotes[1]) > 2): return 2 return 0