write multiple df to excel pandas
# Create a Pandas Excel writer using XlsxWriter as the engine.
with pd.ExcelWriter('pandas_multiple.xlsx', engine='xlsxwriter') as writer:
# Write each dataframe to a different worksheet.
final_df.to_excel(writer, sheet_name='Sheet1')
df_unigrams.to_excel(writer, sheet_name='Sheet2')
df_bigrams.to_excel(writer, sheet_name='Sheet3')merge multiple excel files with multiple worksheets into a single dataframe
import glob
all_data = pd.DataFrame()
path = 'd:/projects/chassis/data/*.xlsx'
for f in glob.glob(path):
df = pd.read_excel(f, sheet_name=None, ignore_index=True, skiprows=6, usecols=8)
cdf = pd.concat(df.values())
all_data = all_data.append(cdf,ignore_index=True)
print(all_data)assign multiple columns pandas
import pandas as pd
df = {'col_1': [0, 1, 2, 3],
'col_2': [4, 5, 6, 7]}
df = pd.DataFrame(df)
df[[ 'column_new_1', 'column_new_2','column_new_3']] = [np.nan, 'dogs',3] #thought this woCopyright © 2021 Codeinu
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