cpython/Doc/includes/sqlite3/executemany_2.py

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import sqlite3
import string
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def char_generator():
for c in string.ascii_lowercase:
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yield (c,)
con = sqlite3.connect(":memory:")
cur = con.cursor()
cur.execute("create table characters(c)")
cur.executemany("insert into characters(c) values (?)", char_generator())
cur.execute("select c from characters")
print(cur.fetchall())