Inconvenience things of python.

cursor_for_fetch_persistent_part.py

# this is only for examination.
query = "SELECT * from information_schema.tables"

cursor.execute(query)

# why we must use those logic more.
columns = cursor.description
result = []
for value in cursor.fetchall():
    tmp = {}
    for (index, column) in enumerate(value):
        tmp[columns[index][0]] = column
    result.append(tmp)