James McCool
Implement initial Streamlit application with MongoDB integration, including player statistics analysis and stack generation features. Add configuration files for deployment and specify required packages in requirements.txt.
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import numpy as np
import pandas as pd
import streamlit as st
from itertools import combinations
import pymongo
st.set_page_config(layout="wide")
@st.cache_resource
def init_conn():
uri = st.secrets['mongo_uri']
client = pymongo.MongoClient(uri, retryWrites=True, serverSelectionTimeoutMS=500000)
db = client["MLB_Database"]
return db
db = init_conn()
game_format = {'Win Percentage': '{:.2%}','First Inning Lead Percentage': '{:.2%}',
'Fifth Inning Lead Percentage': '{:.2%}', '8+ runs': '{:.2%}', 'DK LevX': '{:.2%}', 'FD LevX': '{:.2%}'}
team_roo_format = {'Top Score%': '{:.2%}','0 Runs': '{:.2%}', '1 Run': '{:.2%}', '2 Runs': '{:.2%}', '3 Runs': '{:.2%}', '4 Runs': '{:.2%}',
'5 Runs': '{:.2%}','6 Runs': '{:.2%}', '7 Runs': '{:.2%}', '8 Runs': '{:.2%}', '9 Runs': '{:.2%}', '10 Runs': '{:.2%}'}
wrong_acro = ['WSH', 'AZ', 'CHW']
right_acro = ['WAS', 'ARI', 'CWS']
st.markdown("""
<style>
/* Tab styling */
.stTabs [data-baseweb="tab-list"] {
gap: 8px;
padding: 4px;
}
.stTabs [data-baseweb="tab"] {
height: 50px;
white-space: pre-wrap;
background-color: #FFD700;
color: white;
border-radius: 10px;
gap: 1px;
padding: 10px 20px;
font-weight: bold;
transition: all 0.3s ease;
}
.stTabs [aria-selected="true"] {
background-color: #DAA520;
color: white;
}
.stTabs [data-baseweb="tab"]:hover {
background-color: #DAA520;
cursor: pointer;
}
</style>""", unsafe_allow_html=True)
@st.cache_resource(ttl = 60)
def init_stat_load():
collection = db["Player_Range_Of_Outcomes"]
cursor = collection.find()
raw_display = pd.DataFrame(list(cursor))
raw_display = raw_display[['Player', 'Position', 'Team', 'Salary', 'Floor', 'Median', 'Ceiling', 'Own%', 'Site', 'Slate']]
raw_display = raw_display.rename(columns={'Own%': 'Own'})
initial_concat = raw_display.sort_values(by='Own', ascending=False)
return initial_concat
@st.cache_data
def convert_df_to_csv(df):
return df.to_csv().encode('utf-8')
proj_raw = init_stat_load()
col1, col2 = st.columns([1, 5])
with col1:
with st.expander("Info and Filters"):
if st.button("Load/Reset Data", key='reset1'):
st.cache_data.clear()
proj_raw, timestamp = init_stat_load()
t_stamp = f"Last Update: " + str(timestamp) + f" CST"
for key in st.session_state.keys():
del st.session_state[key]
site_var1 = st.radio("What site are you working with?", ('Draftkings', 'Fanduel'), key='site_var1')
slate_var1 = st.radio("What slate are you working with?", ('Main Slate', 'Secondary Slate'), key='slate_var1')
if site_var1 == 'Draftkings':
raw_baselines = proj_raw[proj_raw['Site'] == 'Draftkings']
if slate_var1 == 'Main Slate':
raw_baselines = raw_baselines[raw_baselines['Slate'] == 'main_slate']
elif slate_var1 == 'Secondary Slate':
raw_baselines = raw_baselines[raw_baselines['Slate'] == 'secondary_slate']
raw_baselines = raw_baselines.sort_values(by='Own', ascending=False)
elif site_var1 == 'Fanduel':
raw_baselines = proj_raw[proj_raw['Site'] == 'Fanduel']
if slate_var1 == 'Main Slate':
raw_baselines = raw_baselines[raw_baselines['Slate'] == 'main_slate']
elif slate_var1 == 'Secondary Slate':
raw_baselines = raw_baselines[raw_baselines['Slate'] == 'secondary_slate']
raw_baselines = raw_baselines.sort_values(by='Own', ascending=False)
split_var2 = st.radio("Would you like to run stack analysis for the full slate or individual teams?", ('Full Slate Run', 'Specific Teams'), key='split_var2')
if split_var2 == 'Specific Teams':
team_var2 = st.multiselect('Which teams would you like to include in the analysis?', options = raw_baselines['Team'].unique(), key='team_var2')
elif split_var2 == 'Full Slate Run':
team_var2 = raw_baselines.Team.unique().tolist()
pos_split2 = st.radio("Are you viewing all positions, specific groups, or specific positions?", ('All Positions', 'Specific Positions'), key='pos_split2')
if pos_split2 == 'Specific Positions':
pos_var2 = st.multiselect('What Positions would you like to view?', options = ['SP', 'P', 'C', '1B', '2B', '3B', 'SS', 'OF'])
elif pos_split2 == 'All Positions':
pos_var2 = 'All'
if site_var1 == 'Draftkings':
max_sal2 = st.number_input('Max Salary', min_value = 5000, max_value = 50000, value = 35000, step = 100, key='max_sal2')
elif site_var1 == 'Fanduel':
max_sal2 = st.number_input('Max Salary', min_value = 5000, max_value = 35000, value = 25000, step = 100, key='max_sal2')
size_var2 = st.selectbox('What size of stacks are you analyzing?', options = ['3-man', '4-man', '5-man'])
if size_var2 == '3-man':
stack_size = 3
if size_var2 == '4-man':
stack_size = 4
if size_var2 == '5-man':
stack_size = 5
team_dict = dict(zip(raw_baselines.Player, raw_baselines.Team))
proj_dict = dict(zip(raw_baselines.Player, raw_baselines.Median))
own_dict = dict(zip(raw_baselines.Player, raw_baselines.Own))
cost_dict = dict(zip(raw_baselines.Player, raw_baselines.Salary))
with col2:
stack_hold_container = st.empty()
if st.button('Run stack analysis'):
comb_list = []
if pos_split2 == 'All Positions':
raw_baselines = raw_baselines
elif pos_split2 != 'All Positions':
raw_baselines = raw_baselines[raw_baselines['Position'].str.contains('|'.join(pos_var2))]
for cur_team in team_var2:
working_baselines = raw_baselines
working_baselines = working_baselines[working_baselines['Team'] == cur_team]
working_baselines = working_baselines[working_baselines['Position'] != 'SP']
working_baselines = working_baselines[working_baselines['Position'] != 'P']
order_list = working_baselines['Player']
comb = combinations(order_list, stack_size)
for i in list(comb):
comb_list.append(i)
comb_DF = pd.DataFrame(comb_list)
if stack_size == 3:
comb_DF['Team'] = comb_DF[0].map(team_dict)
comb_DF['Proj'] = sum([comb_DF[0].map(proj_dict),
comb_DF[1].map(proj_dict),
comb_DF[2].map(proj_dict)])
comb_DF['Salary'] = sum([comb_DF[0].map(cost_dict),
comb_DF[1].map(cost_dict),
comb_DF[2].map(cost_dict)])
comb_DF['Own%'] = sum([comb_DF[0].map(own_dict),
comb_DF[1].map(own_dict),
comb_DF[2].map(own_dict)])
elif stack_size == 4:
comb_DF['Team'] = comb_DF[0].map(team_dict)
comb_DF['Proj'] = sum([comb_DF[0].map(proj_dict),
comb_DF[1].map(proj_dict),
comb_DF[2].map(proj_dict),
comb_DF[3].map(proj_dict)])
comb_DF['Salary'] = sum([comb_DF[0].map(cost_dict),
comb_DF[1].map(cost_dict),
comb_DF[2].map(cost_dict),
comb_DF[3].map(cost_dict)])
comb_DF['Own%'] = sum([comb_DF[0].map(own_dict),
comb_DF[1].map(own_dict),
comb_DF[2].map(own_dict),
comb_DF[3].map(own_dict)])
elif stack_size == 5:
comb_DF['Team'] = comb_DF[0].map(team_dict)
comb_DF['Proj'] = sum([comb_DF[0].map(proj_dict),
comb_DF[1].map(proj_dict),
comb_DF[2].map(proj_dict),
comb_DF[3].map(proj_dict),
comb_DF[4].map(proj_dict)])
comb_DF['Salary'] = sum([comb_DF[0].map(cost_dict),
comb_DF[1].map(cost_dict),
comb_DF[2].map(cost_dict),
comb_DF[3].map(cost_dict),
comb_DF[4].map(cost_dict)])
comb_DF['Own%'] = sum([comb_DF[0].map(own_dict),
comb_DF[1].map(own_dict),
comb_DF[2].map(own_dict),
comb_DF[3].map(own_dict),
comb_DF[4].map(own_dict)])
comb_DF = comb_DF.sort_values(by='Proj', ascending=False)
comb_DF = comb_DF.loc[comb_DF['Salary'] <= max_sal2]
cut_var = 0
if stack_size == 3:
while cut_var <= int(len(comb_DF)):
try:
if int(cut_var) == 0:
cur_proj = float(comb_DF.iat[cut_var,4])
cur_own = float(comb_DF.iat[cut_var,6])
elif int(cut_var) >= 1:
check_own = float(comb_DF.iat[cut_var,6])
if check_own > cur_own:
comb_DF = comb_DF.drop([cut_var])
cur_own = cur_own
cut_var = cut_var - 1
comb_DF = comb_DF.reset_index()
comb_DF = comb_DF.drop(['index'], axis=1)
elif check_own <= cur_own:
cur_own = float(comb_DF.iat[cut_var,6])
cut_var = cut_var
cut_var += 1
except:
cut_var += 1
elif stack_size == 4:
while cut_var <= int(len(comb_DF)):
try:
if int(cut_var) == 0:
cur_proj = float(comb_DF.iat[cut_var,5])
cur_own = float(comb_DF.iat[cut_var,7])
elif int(cut_var) >= 1:
check_own = float(comb_DF.iat[cut_var,7])
if check_own > cur_own:
comb_DF = comb_DF.drop([cut_var])
cur_own = cur_own
cut_var = cut_var - 1
comb_DF = comb_DF.reset_index()
comb_DF = comb_DF.drop(['index'], axis=1)
elif check_own <= cur_own:
cur_own = float(comb_DF.iat[cut_var,7])
cut_var = cut_var
cut_var += 1
except:
cut_var += 1
elif stack_size == 5:
while cut_var <= int(len(comb_DF)):
try:
if int(cut_var) == 0:
cur_proj = float(comb_DF.iat[cut_var,6])
cur_own = float(comb_DF.iat[cut_var,8])
elif int(cut_var) >= 1:
check_own = float(comb_DF.iat[cut_var,8])
if check_own > cur_own:
comb_DF = comb_DF.drop([cut_var])
cur_own = cur_own
cut_var = cut_var - 1
comb_DF = comb_DF.reset_index()
comb_DF = comb_DF.drop(['index'], axis=1)
elif check_own <= cur_own:
cur_own = float(comb_DF.iat[cut_var,8])
cut_var = cut_var
cut_var += 1
except:
cut_var += 1
with stack_hold_container:
stack_hold_container = st.empty()
st.dataframe(comb_DF.style.background_gradient(axis=0).background_gradient(cmap='RdYlGn').format(precision=2), use_container_width = True)
st.download_button(
label="Export Tables",
data=convert_df_to_csv(comb_DF),
file_name='MLB_Stack_Options_export.csv',
mime='text/csv',
)