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lottodataframe.py
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lottodataframe.py
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import os, glob
import pandas as pd
def get_lotto_df():
files = glob.glob('./lottonumbers/*.txt')
files = sorted(files)
rows = []
need_dtypes = [
'FIRST',
'TWO',
'THREE',
'THREE_FIRST',
'THREE_LAST',
]
for file in files:
date = os.path.basename(file).replace('.txt', '')
with open(file, 'r') as f:
lines = [l.strip() for l in f.readlines()]
row = {'date': date}
for line in lines[1:]:
data = line.split()
dtype = data[0]
if dtype not in need_dtypes:
continue
dtype = dtype.lower()
if len(data) > 2:
for i, d in enumerate(data[1:]):
row[dtype + '_' + str(i + 1)] = d
else:
row[dtype] = data[1]
rows.append(row)
# Create Pandas dataframe
df = pd.DataFrame(rows)
df['date'] = pd.to_datetime(df['date'])
df = df.sort_values('date')
df.index = df['date']
df['day'] = df.index.day
df['month'] = df.index.month
df['year'] = df.index.year
return df