cpython/Doc/includes/sqlite3/executemany_1.py at 3.8 · python-emscripten/cpython · GitHub

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import sqlite3

class IterChars:

def __init__(self):

self.count = ord('a')

def __iter__(self):

return self

def __next__(self):

if self.count > ord('z'):

raise StopIteration

self.count += 1

return (chr(self.count - 1),) # this is a 1-tuple

con = sqlite3.connect(":memory:")

cur = con.cursor()

cur.execute("create table characters(c)")

theIter = IterChars()

cur.executemany("insert into characters(c) values (?)", theIter)

cur.execute("select c from characters")

print(cur.fetchall())

con.close()