Update functions/df_update.py
Browse files- functions/df_update.py +503 -471
functions/df_update.py
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import polars as pl
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import numpy as np
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import joblib
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loaded_model = joblib.load('joblib_model/barrel_model.joblib')
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in_zone_model = joblib.load('joblib_model/in_zone_model_knn_20240410.joblib')
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attack_zone_model = joblib.load('joblib_model/model_attack_zone.joblib')
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xwoba_model = joblib.load('joblib_model/xwoba_model.joblib')
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px_model = joblib.load('joblib_model/linear_reg_model_x.joblib')
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pz_model = joblib.load('joblib_model/linear_reg_model_z.joblib')
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class df_update:
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def __init__(self):
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pass
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def update(self, df_clone: pl.DataFrame):
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df = df_clone.clone()
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# Assuming px_model is defined and df is your DataFrame
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hit_codes = ['single',
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'double','home_run', 'triple']
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ab_codes = ['single', 'strikeout', 'field_out',
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'grounded_into_double_play', 'fielders_choice', 'force_out',
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'double', 'field_error', 'home_run', 'triple',
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'double_play',
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'fielders_choice_out', 'strikeout_double_play',
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'other_out','triple_play']
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obp_true_codes = ['single', 'walk',
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'double','home_run', 'triple',
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'hit_by_pitch', 'intent_walk']
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obp_codes = ['single', 'strikeout', 'walk', 'field_out',
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'grounded_into_double_play', 'fielders_choice', 'force_out',
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'double', 'sac_fly', 'field_error', 'home_run', 'triple',
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'hit_by_pitch', 'double_play', 'intent_walk',
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'fielders_choice_out', 'strikeout_double_play',
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'sac_fly_double_play',
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'other_out','triple_play']
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contact_codes = ['In play, no out',
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'Foul', 'In play, out(s)',
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'In play, run(s)',
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'Foul Bunt']
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bip_codes = ['In play, no out', 'In play, run(s)','In play, out(s)']
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conditions_barrel = [
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df['launch_speed'].is_null(),
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(df['launch_speed'] * 1.5 - df['launch_angle'] >= 117) &
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(df['launch_speed'] + df['launch_angle'] >= 124) &
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(df['launch_speed'] >= 98) &
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(df['launch_angle'] >= 4) & (df['launch_angle'] <= 50)
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]
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choices_barrel = [False, True]
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conditions_tb = [
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(df['event_type'] == 'single'),
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(df['event_type'] == 'double'),
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(df['event_type'] == 'triple'),
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(df['event_type'] == 'home_run')
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]
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choices_tb = [1, 2, 3, 4]
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conditions_woba = [
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df['event_type'].is_in(['strikeout', 'field_out', 'sac_fly', 'force_out', 'grounded_into_double_play', 'fielders_choice', 'field_error', 'sac_bunt', 'double_play', 'fielders_choice_out', 'strikeout_double_play', 'sac_fly_double_play', 'other_out']),
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df['event_type'] == 'walk',
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df['event_type'] == 'hit_by_pitch',
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df['event_type'] == 'single',
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df['event_type'] == 'double',
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df['event_type'] == 'triple',
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df['event_type'] == 'home_run'
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]
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choices_woba = [0, 0.689, 0.720, 0.881, 1.254, 1.589, 2.048]
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woba_codes = ['strikeout', 'field_out', 'single', 'walk', 'hit_by_pitch', 'double', 'sac_fly', 'force_out', 'home_run', 'grounded_into_double_play', 'fielders_choice', 'field_error', 'triple', 'sac_bunt', 'double_play', 'fielders_choice_out', 'strikeout_double_play', 'sac_fly_double_play', 'other_out']
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pitch_cat = {'FA': 'Fastball',
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'FF': 'Fastball',
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'FT': 'Fastball',
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'FC': 'Fastball',
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'FS': 'Off-Speed',
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'FO': 'Off-Speed',
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'SI': 'Fastball',
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'ST': 'Breaking',
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'SL': 'Breaking',
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'CU': 'Breaking',
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'KC': 'Breaking',
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'SC': 'Off-Speed',
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'GY': 'Off-Speed',
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'SV': 'Breaking',
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'CS': 'Breaking',
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'CH': 'Off-Speed',
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'KN': 'Off-Speed',
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'EP': 'Breaking',
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'UN': None,
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'IN': None,
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'PO': None,
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'AB': None,
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'AS': None,
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'NP': None}
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df = df.with_columns([
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pl.when(df['type_ab'].is_not_null()).then(1).otherwise(0).alias('pa'),
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pl.when(df['is_pitch']).then(1).otherwise(0).alias('pitches'),
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pl.when(df['sz_top'] == 0).then(None).otherwise(df['sz_top']).alias('sz_top'),
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pl.when(df['sz_bot'] == 0).then(None).otherwise(df['sz_bot']).alias('sz_bot'),
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pl.when(df['zone'] > 0).then(df['zone'] < 10).otherwise(None).alias('in_zone'),
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pl.Series(px_model.predict(df[['x']].fill_null(0).to_numpy())[:, 0]).alias('px_predict'),
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pl.Series(pz_model.predict(df[['y']].fill_null(0).to_numpy())[:, 0] + 3.2).alias('pz_predict'),
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pl.Series(in_zone_model.predict(df[['px','pz','sz_top','sz_bot']].fill_null(0).to_numpy())[:]).alias('in_zone_predict'),
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pl.Series(attack_zone_model.predict(df[['px','pz','sz_top','sz_bot']].fill_null(0).to_numpy())[:]).alias('attack_zone_predict'),
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pl.when(df['event_type'].is_in(hit_codes)).then(True).otherwise(False).alias('hits'),
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pl.when(df['event_type'].is_in(ab_codes)).then(True).otherwise(False).alias('ab'),
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pl.when(df['event_type'].is_in(obp_true_codes)).then(True).otherwise(False).alias('on_base'),
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pl.when(df['event_type'].is_in(obp_codes)).then(True).otherwise(False).alias('obp'),
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pl.when(df['play_description'].is_in(bip_codes)).then(True).otherwise(False).alias('bip'),
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pl.when(conditions_barrel[0]).then(choices_barrel[0]).when(conditions_barrel[1]).then(choices_barrel[1]).otherwise(None).alias('barrel'),
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pl.when(df['launch_angle'].is_null()).then(False).when((df['launch_angle'] >= 8) & (df['launch_angle'] <= 32)).then(True).otherwise(None).alias('sweet_spot'),
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pl.when(df['launch_speed'].is_null()).then(False).when(df['launch_speed'] >= 94.5).then(True).otherwise(None).alias('hard_hit'),
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pl.when(conditions_tb[0]).then(choices_tb[0]).when(conditions_tb[1]).then(choices_tb[1]).when(conditions_tb[2]).then(choices_tb[2]).when(conditions_tb[3]).then(choices_tb[3]).otherwise(None).alias('tb'),
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pl.when(conditions_woba[0]).then(choices_woba[0]).when(conditions_woba[1]).then(choices_woba[1]).when(conditions_woba[2]).then(choices_woba[2]).when(conditions_woba[3]).then(choices_woba[3]).when(conditions_woba[4]).then(choices_woba[4]).when(conditions_woba[5]).then(choices_woba[5]).when(conditions_woba[6]).then(choices_woba[6]).otherwise(None).alias('woba'),
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pl.when((df['play_code'] == 'S') | (df['play_code'] == 'W') | (df['play_code'] == 'T')).then(1).otherwise(0).alias('whiffs'),
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pl.when((df['play_code'] == 'S') | (df['play_code'] == 'W') | (df['play_code'] == 'T') | (df['play_code'] == 'C')).then(1).otherwise(0).alias('csw'),
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pl.when(pl.col('is_swing').cast(pl.Boolean)).then(1).otherwise(0).alias('swings'),
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pl.col('event_type').is_in(['strikeout','strikeout_double_play']).alias('k'),
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pl.col('event_type').is_in(['walk', 'intent_walk']).alias('bb'),
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pl.lit(None).alias('attack_zone'),
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pl.lit(None).alias('woba_pred'),
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pl.lit(None).alias('woba_pred_contact')
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])
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df = df.with_columns([
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pl.when(df['event_type'].is_in(woba_codes)).then(1).otherwise(None).alias('woba_codes'),
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pl.when(df['event_type'].is_in(woba_codes)).then(1).otherwise(None).alias('xwoba_codes'),
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pl.when((pl.col('tb') >= 0)).then(df['woba']).otherwise(None).alias('woba_contact'),
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pl.when(pl.col('px').is_null()).then(pl.col('px_predict')).otherwise(pl.col('px')).alias('px'),
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pl.when(pl.col('pz').is_null()).then(pl.col('pz_predict')).otherwise(pl.col('pz')).alias('pz'),
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pl.when(pl.col('in_zone').is_null()).then(pl.col('in_zone_predict')).otherwise(pl.col('in_zone')).alias('in_zone'),
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pl.when(df['launch_speed'].is_null()).then(None).otherwise(df['barrel']).alias('barrel'),
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pl.lit('average').alias('average'),
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pl.when(pl.col('in_zone') == False).then(True).otherwise(False).alias('out_zone'),
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pl.when((pl.col('in_zone') == True) & (pl.col('swings') == 1)).then(True).otherwise(False).alias('zone_swing'),
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pl.when((pl.col('in_zone') == True) & (pl.col('swings') == 1) & (pl.col('whiffs') == 0)).then(True).otherwise(False).alias('zone_contact'),
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pl.when((pl.col('in_zone') == False) & (pl.col('swings') == 1)).then(True).otherwise(False).alias('ozone_swing'),
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pl.when((pl.col('in_zone') == False) & (pl.col('swings') == 1) & (pl.col('whiffs') == 0)).then(True).otherwise(False).alias('ozone_contact'),
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pl.when(pl.col('event_type').str.contains('strikeout')).then(True).otherwise(False).alias('k'),
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pl.when(pl.col('event_type').is_in(['walk', 'intent_walk'])).then(True).otherwise(False).alias('bb'),
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pl.when(pl.col('attack_zone').is_null()).then(pl.col('attack_zone_predict')).otherwise(pl.col('attack_zone')).alias('attack_zone'),
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])
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df = df.with_columns([
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(df['k'].cast(pl.Float32) - df['bb'].cast(pl.Float32)).alias('k_minus_bb'),
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(df['bb'].cast(pl.Float32) - df['k'].cast(pl.Float32)).alias('bb_minus_k'),
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(df['launch_speed'] > 0).alias('bip_div'),
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(df['attack_zone'] == 0).alias('heart'),
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(df['attack_zone'] == 1).alias('shadow'),
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(df['attack_zone'] == 2).alias('chase'),
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(df['attack_zone'] == 3).alias('waste'),
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((df['attack_zone'] == 0) & (df['swings'] == 1)).alias('heart_swing'),
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((df['attack_zone'] == 1) & (df['swings'] == 1)).alias('shadow_swing'),
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((df['attack_zone'] == 2) & (df['swings'] == 1)).alias('chase_swing'),
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((df['attack_zone'] == 3) & (df['swings'] == 1)).alias('waste_swing'),
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((df['attack_zone'] == 0) & (df['whiffs'] == 1)).alias('heart_whiff'),
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((df['attack_zone'] == 1) & (df['whiffs'] == 1)).alias('shadow_whiff'),
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((df['attack_zone'] == 2) & (df['whiffs'] == 1)).alias('chase_whiff'),
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((df['attack_zone'] == 3) & (df['whiffs'] == 1)).alias('waste_whiff')
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])
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[0, 0.689, 0.720, 0.881, 1.254, 1.589, 2.048]
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df = df.with_columns([
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pl.Series(
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[sum(x) for x in xwoba_model.predict_proba(df[['launch_angle', 'launch_speed']].fill_null(0).to_numpy()[:]) * ([0, 0.881, 1.254, 1.589, 2.048])]
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).alias('woba_pred_predict')
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])
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df = df.with_columns([
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pl.when(pl.col('event_type').is_in(['walk'])).then(0.689)
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.when(pl.col('event_type').is_in(['hit_by_pitch'])).then(0.720)
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.when(pl.col('event_type').is_in(['strikeout', 'strikeout_double_play'])).then(0)
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.otherwise(pl.col('woba_pred_predict')).alias('woba_pred_predict')
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])
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df = df.with_columns([
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pl.when(pl.col('woba_codes').is_null()).then(None).otherwise(pl.col('woba_pred_predict')).alias('woba_pred'),
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pl.when(pl.col('bip')!=1).then(None).otherwise(pl.col('woba_pred_predict')).alias('woba_pred_contact'),
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])
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df = df.with_columns([
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pl.when(pl.col('trajectory').is_in(['bunt_popup'])).then(pl.lit('popup'))
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.when(pl.col('trajectory').is_in(['bunt_grounder'])).then(pl.lit('ground_ball'))
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.when(pl.col('trajectory').is_in(['bunt_line_drive'])).then(pl.lit('line_drive'))
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.when(pl.col('trajectory').is_in([''])).then(pl.lit(None))
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.otherwise(pl.col('trajectory')).alias('trajectory')
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])
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# Create one-hot encoded columns for the trajectory column
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dummy_df = df.select(pl.col('trajectory')).to_dummies()
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# Rename the one-hot encoded columns
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dummy_df = dummy_df.rename({
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'trajectory_fly_ball': 'trajectory_fly_ball',
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'trajectory_ground_ball': 'trajectory_ground_ball',
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'trajectory_line_drive': 'trajectory_line_drive',
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'trajectory_popup': 'trajectory_popup'
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})
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# Ensure the columns are present in the DataFrame
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for col in ['trajectory_fly_ball', 'trajectory_ground_ball', 'trajectory_line_drive', 'trajectory_popup']:
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if col not in dummy_df.columns:
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dummy_df = dummy_df.with_columns(pl.lit(0).alias(col))
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# Join the one-hot encoded columns back to the original DataFrame
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df = df.hstack(dummy_df)
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# Check if 'trajectory_null' column exists and drop it
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if 'trajectory_null' in df.columns:
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df = df.drop('trajectory_null')
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pl.col('
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pl.col('
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| 472 |
return df_summ
|
|
|
|
| 1 |
+
import polars as pl
|
| 2 |
+
import numpy as np
|
| 3 |
+
import joblib
|
| 4 |
+
|
| 5 |
+
loaded_model = joblib.load('joblib_model/barrel_model.joblib')
|
| 6 |
+
in_zone_model = joblib.load('joblib_model/in_zone_model_knn_20240410.joblib')
|
| 7 |
+
attack_zone_model = joblib.load('joblib_model/model_attack_zone.joblib')
|
| 8 |
+
xwoba_model = joblib.load('joblib_model/xwoba_model.joblib')
|
| 9 |
+
px_model = joblib.load('joblib_model/linear_reg_model_x.joblib')
|
| 10 |
+
pz_model = joblib.load('joblib_model/linear_reg_model_z.joblib')
|
| 11 |
+
|
| 12 |
+
|
| 13 |
+
class df_update:
|
| 14 |
+
def __init__(self):
|
| 15 |
+
pass
|
| 16 |
+
|
| 17 |
+
def update(self, df_clone: pl.DataFrame):
|
| 18 |
+
|
| 19 |
+
df = df_clone.clone()
|
| 20 |
+
# Assuming px_model is defined and df is your DataFrame
|
| 21 |
+
hit_codes = ['single',
|
| 22 |
+
'double','home_run', 'triple']
|
| 23 |
+
|
| 24 |
+
ab_codes = ['single', 'strikeout', 'field_out',
|
| 25 |
+
'grounded_into_double_play', 'fielders_choice', 'force_out',
|
| 26 |
+
'double', 'field_error', 'home_run', 'triple',
|
| 27 |
+
'double_play',
|
| 28 |
+
'fielders_choice_out', 'strikeout_double_play',
|
| 29 |
+
'other_out','triple_play']
|
| 30 |
+
|
| 31 |
+
|
| 32 |
+
obp_true_codes = ['single', 'walk',
|
| 33 |
+
'double','home_run', 'triple',
|
| 34 |
+
'hit_by_pitch', 'intent_walk']
|
| 35 |
+
|
| 36 |
+
obp_codes = ['single', 'strikeout', 'walk', 'field_out',
|
| 37 |
+
'grounded_into_double_play', 'fielders_choice', 'force_out',
|
| 38 |
+
'double', 'sac_fly', 'field_error', 'home_run', 'triple',
|
| 39 |
+
'hit_by_pitch', 'double_play', 'intent_walk',
|
| 40 |
+
'fielders_choice_out', 'strikeout_double_play',
|
| 41 |
+
'sac_fly_double_play',
|
| 42 |
+
'other_out','triple_play']
|
| 43 |
+
|
| 44 |
+
|
| 45 |
+
contact_codes = ['In play, no out',
|
| 46 |
+
'Foul', 'In play, out(s)',
|
| 47 |
+
'In play, run(s)',
|
| 48 |
+
'Foul Bunt']
|
| 49 |
+
|
| 50 |
+
bip_codes = ['In play, no out', 'In play, run(s)','In play, out(s)']
|
| 51 |
+
|
| 52 |
+
|
| 53 |
+
conditions_barrel = [
|
| 54 |
+
df['launch_speed'].is_null(),
|
| 55 |
+
(df['launch_speed'] * 1.5 - df['launch_angle'] >= 117) &
|
| 56 |
+
(df['launch_speed'] + df['launch_angle'] >= 124) &
|
| 57 |
+
(df['launch_speed'] >= 98) &
|
| 58 |
+
(df['launch_angle'] >= 4) & (df['launch_angle'] <= 50)
|
| 59 |
+
]
|
| 60 |
+
choices_barrel = [False, True]
|
| 61 |
+
|
| 62 |
+
conditions_tb = [
|
| 63 |
+
(df['event_type'] == 'single'),
|
| 64 |
+
(df['event_type'] == 'double'),
|
| 65 |
+
(df['event_type'] == 'triple'),
|
| 66 |
+
(df['event_type'] == 'home_run')
|
| 67 |
+
]
|
| 68 |
+
choices_tb = [1, 2, 3, 4]
|
| 69 |
+
|
| 70 |
+
|
| 71 |
+
conditions_woba = [
|
| 72 |
+
df['event_type'].is_in(['strikeout', 'field_out', 'sac_fly', 'force_out', 'grounded_into_double_play', 'fielders_choice', 'field_error', 'sac_bunt', 'double_play', 'fielders_choice_out', 'strikeout_double_play', 'sac_fly_double_play', 'other_out']),
|
| 73 |
+
df['event_type'] == 'walk',
|
| 74 |
+
df['event_type'] == 'hit_by_pitch',
|
| 75 |
+
df['event_type'] == 'single',
|
| 76 |
+
df['event_type'] == 'double',
|
| 77 |
+
df['event_type'] == 'triple',
|
| 78 |
+
df['event_type'] == 'home_run'
|
| 79 |
+
]
|
| 80 |
+
choices_woba = [0, 0.689, 0.720, 0.881, 1.254, 1.589, 2.048]
|
| 81 |
+
|
| 82 |
+
woba_codes = ['strikeout', 'field_out', 'single', 'walk', 'hit_by_pitch', 'double', 'sac_fly', 'force_out', 'home_run', 'grounded_into_double_play', 'fielders_choice', 'field_error', 'triple', 'sac_bunt', 'double_play', 'fielders_choice_out', 'strikeout_double_play', 'sac_fly_double_play', 'other_out']
|
| 83 |
+
|
| 84 |
+
pitch_cat = {'FA': 'Fastball',
|
| 85 |
+
'FF': 'Fastball',
|
| 86 |
+
'FT': 'Fastball',
|
| 87 |
+
'FC': 'Fastball',
|
| 88 |
+
'FS': 'Off-Speed',
|
| 89 |
+
'FO': 'Off-Speed',
|
| 90 |
+
'SI': 'Fastball',
|
| 91 |
+
'ST': 'Breaking',
|
| 92 |
+
'SL': 'Breaking',
|
| 93 |
+
'CU': 'Breaking',
|
| 94 |
+
'KC': 'Breaking',
|
| 95 |
+
'SC': 'Off-Speed',
|
| 96 |
+
'GY': 'Off-Speed',
|
| 97 |
+
'SV': 'Breaking',
|
| 98 |
+
'CS': 'Breaking',
|
| 99 |
+
'CH': 'Off-Speed',
|
| 100 |
+
'KN': 'Off-Speed',
|
| 101 |
+
'EP': 'Breaking',
|
| 102 |
+
'UN': None,
|
| 103 |
+
'IN': None,
|
| 104 |
+
'PO': None,
|
| 105 |
+
'AB': None,
|
| 106 |
+
'AS': None,
|
| 107 |
+
'NP': None}
|
| 108 |
+
|
| 109 |
+
|
| 110 |
+
df = df.with_columns([
|
| 111 |
+
pl.when(df['type_ab'].is_not_null()).then(1).otherwise(0).alias('pa'),
|
| 112 |
+
pl.when(df['is_pitch']).then(1).otherwise(0).alias('pitches'),
|
| 113 |
+
pl.when(df['sz_top'] == 0).then(None).otherwise(df['sz_top']).alias('sz_top'),
|
| 114 |
+
pl.when(df['sz_bot'] == 0).then(None).otherwise(df['sz_bot']).alias('sz_bot'),
|
| 115 |
+
pl.when(df['zone'] > 0).then(df['zone'] < 10).otherwise(None).alias('in_zone'),
|
| 116 |
+
pl.Series(px_model.predict(df[['x']].fill_null(0).to_numpy())[:, 0]).alias('px_predict'),
|
| 117 |
+
pl.Series(pz_model.predict(df[['y']].fill_null(0).to_numpy())[:, 0] + 3.2).alias('pz_predict'),
|
| 118 |
+
pl.Series(in_zone_model.predict(df[['px','pz','sz_top','sz_bot']].fill_null(0).to_numpy())[:]).alias('in_zone_predict'),
|
| 119 |
+
pl.Series(attack_zone_model.predict(df[['px','pz','sz_top','sz_bot']].fill_null(0).to_numpy())[:]).alias('attack_zone_predict'),
|
| 120 |
+
pl.when(df['event_type'].is_in(hit_codes)).then(True).otherwise(False).alias('hits'),
|
| 121 |
+
pl.when(df['event_type'].is_in(ab_codes)).then(True).otherwise(False).alias('ab'),
|
| 122 |
+
pl.when(df['event_type'].is_in(obp_true_codes)).then(True).otherwise(False).alias('on_base'),
|
| 123 |
+
pl.when(df['event_type'].is_in(obp_codes)).then(True).otherwise(False).alias('obp'),
|
| 124 |
+
pl.when(df['play_description'].is_in(bip_codes)).then(True).otherwise(False).alias('bip'),
|
| 125 |
+
pl.when(conditions_barrel[0]).then(choices_barrel[0]).when(conditions_barrel[1]).then(choices_barrel[1]).otherwise(None).alias('barrel'),
|
| 126 |
+
pl.when(df['launch_angle'].is_null()).then(False).when((df['launch_angle'] >= 8) & (df['launch_angle'] <= 32)).then(True).otherwise(None).alias('sweet_spot'),
|
| 127 |
+
pl.when(df['launch_speed'].is_null()).then(False).when(df['launch_speed'] >= 94.5).then(True).otherwise(None).alias('hard_hit'),
|
| 128 |
+
pl.when(conditions_tb[0]).then(choices_tb[0]).when(conditions_tb[1]).then(choices_tb[1]).when(conditions_tb[2]).then(choices_tb[2]).when(conditions_tb[3]).then(choices_tb[3]).otherwise(None).alias('tb'),
|
| 129 |
+
pl.when(conditions_woba[0]).then(choices_woba[0]).when(conditions_woba[1]).then(choices_woba[1]).when(conditions_woba[2]).then(choices_woba[2]).when(conditions_woba[3]).then(choices_woba[3]).when(conditions_woba[4]).then(choices_woba[4]).when(conditions_woba[5]).then(choices_woba[5]).when(conditions_woba[6]).then(choices_woba[6]).otherwise(None).alias('woba'),
|
| 130 |
+
pl.when((df['play_code'] == 'S') | (df['play_code'] == 'W') | (df['play_code'] == 'T')).then(1).otherwise(0).alias('whiffs'),
|
| 131 |
+
pl.when((df['play_code'] == 'S') | (df['play_code'] == 'W') | (df['play_code'] == 'T') | (df['play_code'] == 'C')).then(1).otherwise(0).alias('csw'),
|
| 132 |
+
pl.when(pl.col('is_swing').cast(pl.Boolean)).then(1).otherwise(0).alias('swings'),
|
| 133 |
+
pl.col('event_type').is_in(['strikeout','strikeout_double_play']).alias('k'),
|
| 134 |
+
pl.col('event_type').is_in(['walk', 'intent_walk']).alias('bb'),
|
| 135 |
+
pl.lit(None).alias('attack_zone'),
|
| 136 |
+
pl.lit(None).alias('woba_pred'),
|
| 137 |
+
pl.lit(None).alias('woba_pred_contact')
|
| 138 |
+
|
| 139 |
+
])
|
| 140 |
+
|
| 141 |
+
df = df.with_columns([
|
| 142 |
+
pl.when(df['event_type'].is_in(woba_codes)).then(1).otherwise(None).alias('woba_codes'),
|
| 143 |
+
pl.when(df['event_type'].is_in(woba_codes)).then(1).otherwise(None).alias('xwoba_codes'),
|
| 144 |
+
pl.when((pl.col('tb') >= 0)).then(df['woba']).otherwise(None).alias('woba_contact'),
|
| 145 |
+
pl.when(pl.col('px').is_null()).then(pl.col('px_predict')).otherwise(pl.col('px')).alias('px'),
|
| 146 |
+
pl.when(pl.col('pz').is_null()).then(pl.col('pz_predict')).otherwise(pl.col('pz')).alias('pz'),
|
| 147 |
+
pl.when(pl.col('in_zone').is_null()).then(pl.col('in_zone_predict')).otherwise(pl.col('in_zone')).alias('in_zone'),
|
| 148 |
+
pl.when(df['launch_speed'].is_null()).then(None).otherwise(df['barrel']).alias('barrel'),
|
| 149 |
+
pl.lit('average').alias('average'),
|
| 150 |
+
pl.when(pl.col('in_zone') == False).then(True).otherwise(False).alias('out_zone'),
|
| 151 |
+
pl.when((pl.col('in_zone') == True) & (pl.col('swings') == 1)).then(True).otherwise(False).alias('zone_swing'),
|
| 152 |
+
pl.when((pl.col('in_zone') == True) & (pl.col('swings') == 1) & (pl.col('whiffs') == 0)).then(True).otherwise(False).alias('zone_contact'),
|
| 153 |
+
pl.when((pl.col('in_zone') == False) & (pl.col('swings') == 1)).then(True).otherwise(False).alias('ozone_swing'),
|
| 154 |
+
pl.when((pl.col('in_zone') == False) & (pl.col('swings') == 1) & (pl.col('whiffs') == 0)).then(True).otherwise(False).alias('ozone_contact'),
|
| 155 |
+
pl.when(pl.col('event_type').str.contains('strikeout')).then(True).otherwise(False).alias('k'),
|
| 156 |
+
pl.when(pl.col('event_type').is_in(['walk', 'intent_walk'])).then(True).otherwise(False).alias('bb'),
|
| 157 |
+
pl.when(pl.col('attack_zone').is_null()).then(pl.col('attack_zone_predict')).otherwise(pl.col('attack_zone')).alias('attack_zone'),
|
| 158 |
+
|
| 159 |
+
|
| 160 |
+
])
|
| 161 |
+
|
| 162 |
+
df = df.with_columns([
|
| 163 |
+
(df['k'].cast(pl.Float32) - df['bb'].cast(pl.Float32)).alias('k_minus_bb'),
|
| 164 |
+
(df['bb'].cast(pl.Float32) - df['k'].cast(pl.Float32)).alias('bb_minus_k'),
|
| 165 |
+
(df['launch_speed'] > 0).alias('bip_div'),
|
| 166 |
+
(df['attack_zone'] == 0).alias('heart'),
|
| 167 |
+
(df['attack_zone'] == 1).alias('shadow'),
|
| 168 |
+
(df['attack_zone'] == 2).alias('chase'),
|
| 169 |
+
(df['attack_zone'] == 3).alias('waste'),
|
| 170 |
+
((df['attack_zone'] == 0) & (df['swings'] == 1)).alias('heart_swing'),
|
| 171 |
+
((df['attack_zone'] == 1) & (df['swings'] == 1)).alias('shadow_swing'),
|
| 172 |
+
((df['attack_zone'] == 2) & (df['swings'] == 1)).alias('chase_swing'),
|
| 173 |
+
((df['attack_zone'] == 3) & (df['swings'] == 1)).alias('waste_swing'),
|
| 174 |
+
((df['attack_zone'] == 0) & (df['whiffs'] == 1)).alias('heart_whiff'),
|
| 175 |
+
((df['attack_zone'] == 1) & (df['whiffs'] == 1)).alias('shadow_whiff'),
|
| 176 |
+
((df['attack_zone'] == 2) & (df['whiffs'] == 1)).alias('chase_whiff'),
|
| 177 |
+
((df['attack_zone'] == 3) & (df['whiffs'] == 1)).alias('waste_whiff')
|
| 178 |
+
])
|
| 179 |
+
|
| 180 |
+
|
| 181 |
+
[0, 0.689, 0.720, 0.881, 1.254, 1.589, 2.048]
|
| 182 |
+
|
| 183 |
+
df = df.with_columns([
|
| 184 |
+
pl.Series(
|
| 185 |
+
[sum(x) for x in xwoba_model.predict_proba(df[['launch_angle', 'launch_speed']].fill_null(0).to_numpy()[:]) * ([0, 0.881, 1.254, 1.589, 2.048])]
|
| 186 |
+
).alias('woba_pred_predict')
|
| 187 |
+
])
|
| 188 |
+
|
| 189 |
+
df = df.with_columns([
|
| 190 |
+
pl.when(pl.col('event_type').is_in(['walk'])).then(0.689)
|
| 191 |
+
.when(pl.col('event_type').is_in(['hit_by_pitch'])).then(0.720)
|
| 192 |
+
.when(pl.col('event_type').is_in(['strikeout', 'strikeout_double_play'])).then(0)
|
| 193 |
+
.otherwise(pl.col('woba_pred_predict')).alias('woba_pred_predict')
|
| 194 |
+
])
|
| 195 |
+
|
| 196 |
+
df = df.with_columns([
|
| 197 |
+
pl.when(pl.col('woba_codes').is_null()).then(None).otherwise(pl.col('woba_pred_predict')).alias('woba_pred'),
|
| 198 |
+
pl.when(pl.col('bip')!=1).then(None).otherwise(pl.col('woba_pred_predict')).alias('woba_pred_contact'),
|
| 199 |
+
])
|
| 200 |
+
|
| 201 |
+
df = df.with_columns([
|
| 202 |
+
pl.when(pl.col('trajectory').is_in(['bunt_popup'])).then(pl.lit('popup'))
|
| 203 |
+
.when(pl.col('trajectory').is_in(['bunt_grounder'])).then(pl.lit('ground_ball'))
|
| 204 |
+
.when(pl.col('trajectory').is_in(['bunt_line_drive'])).then(pl.lit('line_drive'))
|
| 205 |
+
.when(pl.col('trajectory').is_in([''])).then(pl.lit(None))
|
| 206 |
+
.otherwise(pl.col('trajectory')).alias('trajectory')
|
| 207 |
+
])
|
| 208 |
+
|
| 209 |
+
|
| 210 |
+
# Create one-hot encoded columns for the trajectory column
|
| 211 |
+
dummy_df = df.select(pl.col('trajectory')).to_dummies()
|
| 212 |
+
|
| 213 |
+
# Rename the one-hot encoded columns
|
| 214 |
+
dummy_df = dummy_df.rename({
|
| 215 |
+
'trajectory_fly_ball': 'trajectory_fly_ball',
|
| 216 |
+
'trajectory_ground_ball': 'trajectory_ground_ball',
|
| 217 |
+
'trajectory_line_drive': 'trajectory_line_drive',
|
| 218 |
+
'trajectory_popup': 'trajectory_popup'
|
| 219 |
+
})
|
| 220 |
+
|
| 221 |
+
# Ensure the columns are present in the DataFrame
|
| 222 |
+
for col in ['trajectory_fly_ball', 'trajectory_ground_ball', 'trajectory_line_drive', 'trajectory_popup']:
|
| 223 |
+
if col not in dummy_df.columns:
|
| 224 |
+
dummy_df = dummy_df.with_columns(pl.lit(0).alias(col))
|
| 225 |
+
|
| 226 |
+
# Join the one-hot encoded columns back to the original DataFrame
|
| 227 |
+
df = df.hstack(dummy_df)
|
| 228 |
+
|
| 229 |
+
# Check if 'trajectory_null' column exists and drop it
|
| 230 |
+
if 'trajectory_null' in df.columns:
|
| 231 |
+
df = df.drop('trajectory_null')
|
| 232 |
+
|
| 233 |
+
|
| 234 |
+
pitch_cat = {'FA': None,
|
| 235 |
+
'FF': 'Fastball',
|
| 236 |
+
'FT': 'Fastball',
|
| 237 |
+
'FC': 'Fastball',
|
| 238 |
+
'FS': 'Off-Speed',
|
| 239 |
+
'FO': 'Off-Speed',
|
| 240 |
+
'SI': 'Fastball',
|
| 241 |
+
'ST': 'Breaking',
|
| 242 |
+
'SL': 'Breaking',
|
| 243 |
+
'CU': 'Breaking',
|
| 244 |
+
'KC': 'Breaking',
|
| 245 |
+
'SC': 'Off-Speed',
|
| 246 |
+
'GY': 'Off-Speed',
|
| 247 |
+
'SV': 'Breaking',
|
| 248 |
+
'CS': 'Breaking',
|
| 249 |
+
'CH': 'Off-Speed',
|
| 250 |
+
'KN': 'Off-Speed',
|
| 251 |
+
'EP': 'Breaking',
|
| 252 |
+
'UN': None,
|
| 253 |
+
'IN': None,
|
| 254 |
+
'PO': None,
|
| 255 |
+
'AB': None,
|
| 256 |
+
'AS': None,
|
| 257 |
+
'NP': None}
|
| 258 |
+
df = df.with_columns(
|
| 259 |
+
df["pitch_type"].map_elements(lambda x: pitch_cat.get(x, x)).alias("pitch_group")
|
| 260 |
+
)
|
| 261 |
+
|
| 262 |
+
return df
|
| 263 |
+
|
| 264 |
+
# Assuming df is your Polars DataFrame
|
| 265 |
+
def update_summary(self, df: pl.DataFrame, pitcher: bool = True) -> pl.DataFrame:
|
| 266 |
+
"""
|
| 267 |
+
Update summary statistics for pitchers or batters.
|
| 268 |
+
|
| 269 |
+
Parameters:
|
| 270 |
+
df (pl.DataFrame): The input Polars DataFrame containing player statistics.
|
| 271 |
+
pitcher (bool): A flag indicating whether to calculate statistics for pitchers (True) or batters (False).
|
| 272 |
+
|
| 273 |
+
Returns:
|
| 274 |
+
pl.DataFrame: A Polars DataFrame with aggregated and calculated summary statistics.
|
| 275 |
+
"""
|
| 276 |
+
|
| 277 |
+
# Determine the position based on the pitcher flag
|
| 278 |
+
if pitcher:
|
| 279 |
+
position = 'pitcher'
|
| 280 |
+
else:
|
| 281 |
+
position = 'batter'
|
| 282 |
+
|
| 283 |
+
# Group by position_id and position_name, then aggregate various statistics
|
| 284 |
+
df_summ = df.group_by([f'{position}_id', f'{position}_name']).agg([
|
| 285 |
+
pl.col('pa').sum().alias('pa'),
|
| 286 |
+
pl.col('ab').sum().alias('ab'),
|
| 287 |
+
pl.col('obp').sum().alias('obp_pa'),
|
| 288 |
+
pl.col('hits').sum().alias('hits'),
|
| 289 |
+
pl.col('on_base').sum().alias('on_base'),
|
| 290 |
+
pl.col('k').sum().alias('k'),
|
| 291 |
+
pl.col('bb').sum().alias('bb'),
|
| 292 |
+
pl.col('bb_minus_k').sum().alias('bb_minus_k'),
|
| 293 |
+
pl.col('csw').sum().alias('csw'),
|
| 294 |
+
pl.col('bip').sum().alias('bip'),
|
| 295 |
+
pl.col('bip_div').sum().alias('bip_div'),
|
| 296 |
+
pl.col('tb').sum().alias('tb'),
|
| 297 |
+
pl.col('woba').sum().alias('woba'),
|
| 298 |
+
pl.col('woba_contact').sum().alias('woba_contact'),
|
| 299 |
+
pl.col('woba_pred').sum().alias('xwoba'),
|
| 300 |
+
pl.col('woba_pred_contact').sum().alias('xwoba_contact'),
|
| 301 |
+
pl.col('woba_codes').sum().alias('woba_codes'),
|
| 302 |
+
pl.col('xwoba_codes').sum().alias('xwoba_codes'),
|
| 303 |
+
pl.col('hard_hit').sum().alias('hard_hit'),
|
| 304 |
+
pl.col('barrel').sum().alias('barrel'),
|
| 305 |
+
pl.col('sweet_spot').sum().alias('sweet_spot'),
|
| 306 |
+
pl.col('launch_speed').max().alias('max_launch_speed'),
|
| 307 |
+
pl.col('launch_speed').quantile(0.90).alias('launch_speed_90'),
|
| 308 |
+
pl.col('launch_speed').mean().alias('launch_speed'),
|
| 309 |
+
pl.col('launch_angle').mean().alias('launch_angle'),
|
| 310 |
+
pl.col('is_pitch').sum().alias('pitches'),
|
| 311 |
+
pl.col('swings').sum().alias('swings'),
|
| 312 |
+
pl.col('in_zone').sum().alias('in_zone'),
|
| 313 |
+
pl.col('out_zone').sum().alias('out_zone'),
|
| 314 |
+
pl.col('whiffs').sum().alias('whiffs'),
|
| 315 |
+
pl.col('zone_swing').sum().alias('zone_swing'),
|
| 316 |
+
pl.col('zone_contact').sum().alias('zone_contact'),
|
| 317 |
+
pl.col('ozone_swing').sum().alias('ozone_swing'),
|
| 318 |
+
pl.col('ozone_contact').sum().alias('ozone_contact'),
|
| 319 |
+
pl.col('trajectory_ground_ball').sum().alias('ground_ball'),
|
| 320 |
+
pl.col('trajectory_line_drive').sum().alias('line_drive'),
|
| 321 |
+
pl.col('trajectory_fly_ball').sum().alias('fly_ball'),
|
| 322 |
+
pl.col('trajectory_popup').sum().alias('pop_up'),
|
| 323 |
+
pl.col('attack_zone').count().alias('attack_zone'),
|
| 324 |
+
pl.col('heart').sum().alias('heart'),
|
| 325 |
+
pl.col('shadow').sum().alias('shadow'),
|
| 326 |
+
pl.col('chase').sum().alias('chase'),
|
| 327 |
+
pl.col('waste').sum().alias('waste'),
|
| 328 |
+
pl.col('heart_swing').sum().alias('heart_swing'),
|
| 329 |
+
pl.col('shadow_swing').sum().alias('shadow_swing'),
|
| 330 |
+
pl.col('chase_swing').sum().alias('chase_swing'),
|
| 331 |
+
pl.col('waste_swing').sum().alias('waste_swing'),
|
| 332 |
+
pl.col('heart_whiff').sum().alias('heart_whiff'),
|
| 333 |
+
pl.col('shadow_whiff').sum().alias('shadow_whiff'),
|
| 334 |
+
pl.col('chase_whiff').sum().alias('chase_whiff'),
|
| 335 |
+
pl.col('waste_whiff').sum().alias('waste_whiff')
|
| 336 |
+
])
|
| 337 |
+
|
| 338 |
+
# Add calculated columns to the summary DataFrame
|
| 339 |
+
df_summ = df_summ.with_columns([
|
| 340 |
+
(pl.col('hits') / pl.col('ab')).alias('avg'),
|
| 341 |
+
(pl.col('on_base') / pl.col('obp_pa')).alias('obp'),
|
| 342 |
+
(pl.col('tb') / pl.col('ab')).alias('slg'),
|
| 343 |
+
(pl.col('on_base') / pl.col('obp_pa') + pl.col('tb') / pl.col('ab')).alias('ops'),
|
| 344 |
+
(pl.col('k') / pl.col('pa')).alias('k_percent'),
|
| 345 |
+
(pl.col('bb') / pl.col('pa')).alias('bb_percent'),
|
| 346 |
+
(pl.col('bb_minus_k') / pl.col('pa')).alias('bb_minus_k_percent'),
|
| 347 |
+
(pl.col('bb') / pl.col('k')).alias('bb_over_k_percent'),
|
| 348 |
+
(pl.col('csw') / pl.col('pitches')).alias('csw_percent'),
|
| 349 |
+
(pl.col('sweet_spot') / pl.col('bip_div')).alias('sweet_spot_percent'),
|
| 350 |
+
(pl.col('woba') / pl.col('woba_codes')).alias('woba_percent'),
|
| 351 |
+
(pl.col('woba_contact') / pl.col('bip')).alias('woba_percent_contact'),
|
| 352 |
+
(pl.col('hard_hit') / pl.col('bip_div')).alias('hard_hit_percent'),
|
| 353 |
+
(pl.col('barrel') / pl.col('bip_div')).alias('barrel_percent'),
|
| 354 |
+
(pl.col('zone_contact') / pl.col('zone_swing')).alias('zone_contact_percent'),
|
| 355 |
+
(pl.col('zone_swing') / pl.col('in_zone')).alias('zone_swing_percent'),
|
| 356 |
+
(pl.col('in_zone') / pl.col('pitches')).alias('zone_percent'),
|
| 357 |
+
(pl.col('ozone_swing') / (pl.col('pitches') - pl.col('in_zone'))).alias('chase_percent'),
|
| 358 |
+
(pl.col('ozone_contact') / pl.col('ozone_swing')).alias('chase_contact'),
|
| 359 |
+
(pl.col('swings') / pl.col('pitches')).alias('swing_percent'),
|
| 360 |
+
(pl.col('whiffs') / pl.col('swings')).alias('whiff_rate'),
|
| 361 |
+
(pl.col('whiffs') / pl.col('pitches')).alias('swstr_rate'),
|
| 362 |
+
(pl.col('ground_ball') / pl.col('bip')).alias('ground_ball_percent'),
|
| 363 |
+
(pl.col('line_drive') / pl.col('bip')).alias('line_drive_percent'),
|
| 364 |
+
(pl.col('fly_ball') / pl.col('bip')).alias('fly_ball_percent'),
|
| 365 |
+
(pl.col('pop_up') / pl.col('bip')).alias('pop_up_percent'),
|
| 366 |
+
(pl.col('heart') / pl.col('attack_zone')).alias('heart_zone_percent'),
|
| 367 |
+
(pl.col('shadow') / pl.col('attack_zone')).alias('shadow_zone_percent'),
|
| 368 |
+
(pl.col('chase') / pl.col('attack_zone')).alias('chase_zone_percent'),
|
| 369 |
+
(pl.col('waste') / pl.col('attack_zone')).alias('waste_zone_percent'),
|
| 370 |
+
(pl.col('heart_swing') / pl.col('heart')).alias('heart_zone_swing_percent'),
|
| 371 |
+
(pl.col('shadow_swing') / pl.col('shadow')).alias('shadow_zone_swing_percent'),
|
| 372 |
+
(pl.col('chase_swing') / pl.col('chase')).alias('chase_zone_swing_percent'),
|
| 373 |
+
(pl.col('waste_swing') / pl.col('waste')).alias('waste_zone_swing_percent'),
|
| 374 |
+
(pl.col('heart_whiff') / pl.col('heart_swing')).alias('heart_zone_whiff_percent'),
|
| 375 |
+
(pl.col('shadow_whiff') / pl.col('shadow_swing')).alias('shadow_zone_whiff_percent'),
|
| 376 |
+
(pl.col('chase_whiff') / pl.col('chase_swing')).alias('chase_zone_whiff_percent'),
|
| 377 |
+
(pl.col('waste_whiff') / pl.col('waste_swing')).alias('waste_zone_whiff_percent'),
|
| 378 |
+
(pl.col('xwoba') / pl.col('xwoba_codes')).alias('xwoba_percent'),
|
| 379 |
+
(pl.col('xwoba_contact') / pl.col('bip')).alias('xwoba_percent_contact')
|
| 380 |
+
])
|
| 381 |
+
|
| 382 |
+
return df_summ
|
| 383 |
+
|
| 384 |
+
|
| 385 |
+
|
| 386 |
+
|
| 387 |
+
|
| 388 |
+
|
| 389 |
+
# Assuming df is your Polars DataFrame
|
| 390 |
+
def update_summary_select(self, df: pl.DataFrame, selection: list) -> pl.DataFrame:
|
| 391 |
+
"""
|
| 392 |
+
Update summary statistics for pitchers or batters.
|
| 393 |
+
|
| 394 |
+
Parameters:
|
| 395 |
+
df (pl.DataFrame): The input Polars DataFrame containing player statistics.
|
| 396 |
+
pitcher (bool): A flag indicating whether to calculate statistics for pitchers (True) or batters (False).
|
| 397 |
+
|
| 398 |
+
Returns:
|
| 399 |
+
pl.DataFrame: A Polars DataFrame with aggregated and calculated summary statistics.
|
| 400 |
+
"""
|
| 401 |
+
|
| 402 |
+
# Group by position_id and position_name, then aggregate various statistics
|
| 403 |
+
df_summ = df.group_by(selection).agg([
|
| 404 |
+
pl.col('pa').sum().alias('pa'),
|
| 405 |
+
pl.col('ab').sum().alias('ab'),
|
| 406 |
+
pl.col('obp').sum().alias('obp_pa'),
|
| 407 |
+
pl.col('hits').sum().alias('hits'),
|
| 408 |
+
pl.col('on_base').sum().alias('on_base'),
|
| 409 |
+
pl.col('k').sum().alias('k'),
|
| 410 |
+
pl.col('bb').sum().alias('bb'),
|
| 411 |
+
pl.col('bb_minus_k').sum().alias('bb_minus_k'),
|
| 412 |
+
pl.col('csw').sum().alias('csw'),
|
| 413 |
+
pl.col('bip').sum().alias('bip'),
|
| 414 |
+
pl.col('bip_div').sum().alias('bip_div'),
|
| 415 |
+
pl.col('tb').sum().alias('tb'),
|
| 416 |
+
pl.col('woba').sum().alias('woba'),
|
| 417 |
+
pl.col('woba_contact').sum().alias('woba_contact'),
|
| 418 |
+
pl.col('woba_pred').sum().alias('xwoba'),
|
| 419 |
+
pl.col('woba_pred_contact').sum().alias('xwoba_contact'),
|
| 420 |
+
pl.col('woba_codes').sum().alias('woba_codes'),
|
| 421 |
+
pl.col('xwoba_codes').sum().alias('xwoba_codes'),
|
| 422 |
+
pl.col('hard_hit').sum().alias('hard_hit'),
|
| 423 |
+
pl.col('barrel').sum().alias('barrel'),
|
| 424 |
+
pl.col('sweet_spot').sum().alias('sweet_spot'),
|
| 425 |
+
pl.col('launch_speed').max().alias('max_launch_speed'),
|
| 426 |
+
pl.col('launch_speed').quantile(0.90).alias('launch_speed_90'),
|
| 427 |
+
pl.col('launch_speed').mean().alias('launch_speed'),
|
| 428 |
+
pl.col('launch_angle').mean().alias('launch_angle'),
|
| 429 |
+
pl.col('is_pitch').sum().alias('pitches'),
|
| 430 |
+
pl.col('swings').sum().alias('swings'),
|
| 431 |
+
pl.col('in_zone').sum().alias('in_zone'),
|
| 432 |
+
pl.col('out_zone').sum().alias('out_zone'),
|
| 433 |
+
pl.col('whiffs').sum().alias('whiffs'),
|
| 434 |
+
pl.col('zone_swing').sum().alias('zone_swing'),
|
| 435 |
+
pl.col('zone_contact').sum().alias('zone_contact'),
|
| 436 |
+
pl.col('ozone_swing').sum().alias('ozone_swing'),
|
| 437 |
+
pl.col('ozone_contact').sum().alias('ozone_contact'),
|
| 438 |
+
pl.col('trajectory_ground_ball').sum().alias('ground_ball'),
|
| 439 |
+
pl.col('trajectory_line_drive').sum().alias('line_drive'),
|
| 440 |
+
pl.col('trajectory_fly_ball').sum().alias('fly_ball'),
|
| 441 |
+
pl.col('trajectory_popup').sum().alias('pop_up'),
|
| 442 |
+
pl.col('attack_zone').count().alias('attack_zone'),
|
| 443 |
+
pl.col('heart').sum().alias('heart'),
|
| 444 |
+
pl.col('shadow').sum().alias('shadow'),
|
| 445 |
+
pl.col('chase').sum().alias('chase'),
|
| 446 |
+
pl.col('waste').sum().alias('waste'),
|
| 447 |
+
pl.col('heart_swing').sum().alias('heart_swing'),
|
| 448 |
+
pl.col('shadow_swing').sum().alias('shadow_swing'),
|
| 449 |
+
pl.col('chase_swing').sum().alias('chase_swing'),
|
| 450 |
+
pl.col('waste_swing').sum().alias('waste_swing'),
|
| 451 |
+
pl.col('heart_whiff').sum().alias('heart_whiff'),
|
| 452 |
+
pl.col('shadow_whiff').sum().alias('shadow_whiff'),
|
| 453 |
+
pl.col('chase_whiff').sum().alias('chase_whiff'),
|
| 454 |
+
pl.col('waste_whiff').sum().alias('waste_whiff'),
|
| 455 |
+
pl.col('tj_stuff_plus').sum().alias('tj_stuff_plus')
|
| 456 |
+
])
|
| 457 |
+
|
| 458 |
+
# Add calculated columns to the summary DataFrame
|
| 459 |
+
df_summ = df_summ.with_columns([
|
| 460 |
+
(pl.col('hits') / pl.col('ab')).alias('avg'),
|
| 461 |
+
(pl.col('on_base') / pl.col('obp_pa')).alias('obp'),
|
| 462 |
+
(pl.col('tb') / pl.col('ab')).alias('slg'),
|
| 463 |
+
(pl.col('on_base') / pl.col('obp_pa') + pl.col('tb') / pl.col('ab')).alias('ops'),
|
| 464 |
+
(pl.col('k') / pl.col('pa')).alias('k_percent'),
|
| 465 |
+
(pl.col('bb') / pl.col('pa')).alias('bb_percent'),
|
| 466 |
+
(pl.col('bb_minus_k') / pl.col('pa')).alias('bb_minus_k_percent'),
|
| 467 |
+
(pl.col('bb') / pl.col('k')).alias('bb_over_k_percent'),
|
| 468 |
+
(pl.col('csw') / pl.col('pitches')).alias('csw_percent'),
|
| 469 |
+
(pl.col('sweet_spot') / pl.col('bip_div')).alias('sweet_spot_percent'),
|
| 470 |
+
(pl.col('woba') / pl.col('woba_codes')).alias('woba_percent'),
|
| 471 |
+
(pl.col('woba_contact') / pl.col('bip')).alias('woba_percent_contact'),
|
| 472 |
+
(pl.col('hard_hit') / pl.col('bip_div')).alias('hard_hit_percent'),
|
| 473 |
+
(pl.col('barrel') / pl.col('bip_div')).alias('barrel_percent'),
|
| 474 |
+
(pl.col('zone_contact') / pl.col('zone_swing')).alias('zone_contact_percent'),
|
| 475 |
+
(pl.col('zone_swing') / pl.col('in_zone')).alias('zone_swing_percent'),
|
| 476 |
+
(pl.col('in_zone') / pl.col('pitches')).alias('zone_percent'),
|
| 477 |
+
(pl.col('ozone_swing') / (pl.col('pitches') - pl.col('in_zone'))).alias('chase_percent'),
|
| 478 |
+
(pl.col('ozone_contact') / pl.col('ozone_swing')).alias('chase_contact'),
|
| 479 |
+
(pl.col('swings') / pl.col('pitches')).alias('swing_percent'),
|
| 480 |
+
(pl.col('whiffs') / pl.col('swings')).alias('whiff_rate'),
|
| 481 |
+
(pl.col('whiffs') / pl.col('pitches')).alias('swstr_rate'),
|
| 482 |
+
(pl.col('ground_ball') / pl.col('bip')).alias('ground_ball_percent'),
|
| 483 |
+
(pl.col('line_drive') / pl.col('bip')).alias('line_drive_percent'),
|
| 484 |
+
(pl.col('fly_ball') / pl.col('bip')).alias('fly_ball_percent'),
|
| 485 |
+
(pl.col('pop_up') / pl.col('bip')).alias('pop_up_percent'),
|
| 486 |
+
(pl.col('heart') / pl.col('attack_zone')).alias('heart_zone_percent'),
|
| 487 |
+
(pl.col('shadow') / pl.col('attack_zone')).alias('shadow_zone_percent'),
|
| 488 |
+
(pl.col('chase') / pl.col('attack_zone')).alias('chase_zone_percent'),
|
| 489 |
+
(pl.col('waste') / pl.col('attack_zone')).alias('waste_zone_percent'),
|
| 490 |
+
(pl.col('heart_swing') / pl.col('heart')).alias('heart_zone_swing_percent'),
|
| 491 |
+
(pl.col('shadow_swing') / pl.col('shadow')).alias('shadow_zone_swing_percent'),
|
| 492 |
+
(pl.col('chase_swing') / pl.col('chase')).alias('chase_zone_swing_percent'),
|
| 493 |
+
(pl.col('waste_swing') / pl.col('waste')).alias('waste_zone_swing_percent'),
|
| 494 |
+
(pl.col('heart_whiff') / pl.col('heart_swing')).alias('heart_zone_whiff_percent'),
|
| 495 |
+
(pl.col('shadow_whiff') / pl.col('shadow_swing')).alias('shadow_zone_whiff_percent'),
|
| 496 |
+
(pl.col('chase_whiff') / pl.col('chase_swing')).alias('chase_zone_whiff_percent'),
|
| 497 |
+
(pl.col('waste_whiff') / pl.col('waste_swing')).alias('waste_zone_whiff_percent'),
|
| 498 |
+
(pl.col('xwoba') / pl.col('xwoba_codes')).alias('xwoba_percent'),
|
| 499 |
+
(pl.col('xwoba_contact') / pl.col('bip')).alias('xwoba_percent_contact'),
|
| 500 |
+
(pl.col('tj_stuff_plus') / pl.col('pitches')).alias('tj_stuff_plus_avg'),
|
| 501 |
+
|
| 502 |
+
])
|
| 503 |
+
|
| 504 |
return df_summ
|