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Last active Nov 1, 2020
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Download all sheets of a Google Docs spreadsheet and export to individual CSV files
# - download all sheets of a google docs spreadsheet as csv
import contextlib, csv, itertools, os
from apiclient.discovery import build # pip install google-api-python-client
SHEET = '1dR13B3Wi_KJGUJQ0BZa2frLAVxhZnbz0hpwCcWSvb20'
def get_credentials(scopes, secrets='~/client_secrets.json', storage='~/storage.json'):
from oauth2client import file, client, tools
store = file.Storage(os.path.expanduser(storage))
creds = store.get()
if creds is None or creds.invalid:
flow = client.flow_from_clientsecrets(os.path.expanduser(secrets), scopes)
flags = tools.argparser.parse_args([])
creds = tools.run_flow(flow, store, flags)
return creds
def itersheets(id):
doc = service.spreadsheets().get(spreadsheetId=id).execute()
title = doc['properties']['title']
sheets = [s['properties']['title'] for s in doc['sheets']]
params = {'spreadsheetId': id, 'ranges': sheets, 'majorDimension': 'ROWS'}
result = service.spreadsheets().values().batchGet(**params).execute()
for name, vr in itertools.izip(sheets, result['valueRanges']):
yield (title, name), vr['values']
def write_csv(fd, rows, encoding='utf-8', dialect='excel'):
csvfile = csv.writer(fd, dialect=dialect)
for r in rows:
csvfile.writerow([c.encode(encoding) for c in r])
def export_csv(docid, filename_template='%(title)s - %(sheet)s.csv'):
for (doc, sheet), rows in itersheets(docid):
filename = filename_template % {'title': doc, 'sheet': sheet}
with open(filename, 'wb') as fd:
write_csv(fd, rows)
creds = get_credentials([''])
service = build('sheets', version='v4', credentials=creds)
def to_pandas(docid, **kwargs):
from cStringIO import StringIO
import pandas as pd
for (doc, sheet), rows in itersheets(docid):
with contextlib.closing(StringIO()) as fd:
write_csv(fd, rows, encoding='utf-8', dialect='excel')
df = pd.read_csv(fd, encoding='utf-8', dialect='excel', **kwargs) = sheet
yield df
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