SQLite支持的并发访问数
SQLite objects created in a thread can only be used in that same thread.The object was created in thread id 62332 and this is thread id 53032
sqlite支持的并发访问数？？
import xlrd
import time
import sys
import os
import requests
import sqlite3
import threading
curPath = os.path.abspath(os.path.dirname(__file__))
rootPath = os.path.split(curPath)[0]
sys.path.append(rootPath)
MAX_USED_TIMES, overrun_str, DB_KEY_EXHAUST = 1980, '天配额超限，限制访问', 'DB_KEY_EXHAUST'
db = 'py_bdspider_status.db'
def db_init_key_table():
conn = sqlite3.connect(db)
c = conn.cursor()
sql = 'DELETE FROM baidu_map_key_used'
c.execute(sql)
conn.commit()
pcity_file = '%s\\%s' % (curPath, 'bdmap_key.txt')
with open(pcity_file, 'r', encoding='utf-8') as pf:
c_ = 0
for i in pf:
if len(i) < 4:
continue
author, key = i.replace('\n', '').split('\t')
localtime_ = time.strftime("%y%m%d%H%M%S", time.localtime())
sql = 'INSERT INTO baidu_map_key_used (author,key,update_time,today_used) VALUES ("%s","%s","%s",%s) ' % (
author, key, localtime_, 0)
c.execute(sql)
conn.commit()
conn.close()
# db_init_key_table()
def db_get_one_effective():
conn = sqlite3.connect(db)
c = conn.cursor()
sql = 'SELECT key FROM baidu_map_key_used WHERE today_used<=%s ' % (MAX_USED_TIMES)
res = c.execute(sql).fetchone()
if res is None:
return DB_KEY_EXHAUST
else:
return res[0]
conn.close
def db_update_one_today_used(key):
conn = sqlite3.connect(db)
c = conn.cursor()
localtime_ = time.strftime("%y%m%d%H%M%S", time.localtime())
sql = 'UPDATE baidu_map_key_used SET today_used = today_used+1 ,update_time=%s WHERE key="%s" ' % (
localtime_, key)
c.execute(sql)
conn.commit()
conn.close()
dir_, dir_exception = 'baidu_map_uid', 'baidu_map_uid_exception'
requested_file_list = []
requested_file_dir_str, requested_file_dir_exception_str = '%s\\%s\\' % (curPath, dir_), '%s\\%s\\' % (
curPath, dir_exception)
requested_file_dir = os.listdir(requested_file_dir_str)
def chk_if_requested_file():
for f in requested_file_dir:
to_in = f.split('.txt')[0]
if to_in not in requested_file_list:
requested_file_list.append(to_in)
def write_requested_res(request_name, str_, type_='.txt'):
fname = '%s%s%s' % (requested_file_dir_str, request_name, type_)
with open(fname, 'w', encoding='utf-8') as ft:
ft.write(str_)
print('ok', threading.get_ident(), request_name)
def write_requested_exception_res(request_name, str_, type_='.txt'):
fname = '%s%s%s' % (requested_file_dir_exception_str, request_name, type_)
with open(fname, 'w', encoding='utf-8') as ft:
ft.write(str_)
fname_source = '官方上传任务.csv_py170829093808-BD_request_name-REDUCTION170829142821'
def fun_():
fname_open = '%s\\%s' % (curPath, fname_source)
FEXCEL = '%s%s' % (fname_open, '.xlsx')
data = xlrd.open_workbook(FEXCEL)
table = data.sheets()[0]
nrows, ncols = table.nrows, table.ncols
# http://api.map.baidu.com/place/v2/suggestion?query=瀛嘉天下®ion=重庆市&city_limit=true&output=json&ak=oy2Q7IluhhwTGlz6l8pXYv6a0m6hXxr1
base_url = 'http://api.map.baidu.com/place/v2/suggestion?query=R-QUERY®ion=R-CITY&city_limit=true&output=json&ak=R-AK'
for i in range(1, nrows):
l = table.row_values(i)
dbid, area_code, name_, request_name, type_, city, district, addr, street = l
request_name_chk = '%s%s%s' % (city, district, request_name)
chk_if_requested_file()
if request_name_chk in requested_file_list:
continue
ak = db_get_one_effective()
if ak == DB_KEY_EXHAUST:
print(DB_KEY_EXHAUST)
break
else:
url_ = base_url.replace('R-QUERY', request_name).replace('R-CITY', city).replace('R-AK', ak)
try:
bd_res_json_str = requests.get(url_).text
db_update_one_today_used(ak)
write_requested_res(request_name_chk, bd_res_json_str)
except Exception:
bd_res_json_str = '请求百度-异常'
write_requested_exception_res(request_name_chk, bd_res_json_str)
print(bd_res_json_str)
class MyThread(threading.Thread):
def __init__(self, func):
threading.Thread.__init__(self)
self.func = func
def run(self):
self.func()
thread_sum = 16
def main():
threads_list = []
for nloop in range(0, thread_sum, 1):
thread_instance = MyThread(fun_)
threads_list.append(thread_instance)
for t in threads_list:
t.setDaemon = False
t.start()
for t in threads_list:
t.join()
if __name__ == '__main__':
main()
import xlrd
import time
import sys
import os
import requests
import sqlite3
import threading
curPath = os.path.abspath(os.path.dirname(__file__))
rootPath = os.path.split(curPath)[0]
sys.path.append(rootPath)
MAX_USED_TIMES, overrun_str, DB_KEY_EXHAUST = 1980, '天配额超限，限制访问', 'DB_KEY_EXHAUST'
db = 'py_bdspider_status.db'
def db_init_key_table():
conn = sqlite3.connect(db)
c = conn.cursor()
sql = 'DELETE FROM baidu_map_key_used'
c.execute(sql)
conn.commit()
pcity_file = '%s\\%s' % (curPath, 'bdmap_key.txt')
with open(pcity_file, 'r', encoding='utf-8') as pf:
c_ = 0
for i in pf:
if len(i) < 4:
continue
author, key = i.replace('\n', '').split('\t')
localtime_ = time.strftime("%y%m%d%H%M%S", time.localtime())
sql = 'INSERT INTO baidu_map_key_used (author,key,update_time,today_used) VALUES ("%s","%s","%s",%s) ' % (
author, key, localtime_, 0)
c.execute(sql)
conn.commit()
conn.close()
# db_init_key_table()
def db_get_one_effective():
conn = sqlite3.connect(db)
c = conn.cursor()
sql = 'SELECT key FROM baidu_map_key_used WHERE today_used<=%s ' % (MAX_USED_TIMES)
res = c.execute(sql).fetchone()
if res is None:
return DB_KEY_EXHAUST
else:
return res[0]
conn.close
def db_update_one_today_used(key):
conn = sqlite3.connect(db)
c = conn.cursor()
localtime_ = time.strftime("%y%m%d%H%M%S", time.localtime())
sql = 'UPDATE baidu_map_key_used SET today_used = today_used+1 ,update_time=%s WHERE key="%s" ' % (
localtime_, key)
c.execute(sql)
conn.commit()
conn.close()
dir_, dir_exception = 'baidu_map_uid', 'baidu_map_uid_exception'
requested_file_list = []
requested_file_dir_str, requested_file_dir_exception_str = '%s\\%s\\' % (curPath, dir_), '%s\\%s\\' % (
curPath, dir_exception)
requested_file_dir = os.listdir(requested_file_dir_str)
def chk_if_requested_file():
for f in requested_file_dir:
to_in = f.split('.txt')[0]
if to_in not in requested_file_list:
requested_file_list.append(to_in)
def write_requested_res(request_name, str_, type_='.txt'):
fname = '%s%s%s' % (requested_file_dir_str, request_name, type_)
with open(fname, 'w', encoding='utf-8') as ft:
ft.write(str_)
print('ok', threading.get_ident(), request_name)
def write_requested_exception_res(request_name, str_, type_='.txt'):
fname = '%s%s%s' % (requested_file_dir_exception_str, request_name, type_)
with open(fname, 'w', encoding='utf-8') as ft:
ft.write(str_)
fname_source = '官方上传任务.csv_py170829093808-BD_request_name-REDUCTION170829142821'
def fun_():
fname_open = '%s\\%s' % (curPath, fname_source)
FEXCEL = '%s%s' % (fname_open, '.xlsx')
data = xlrd.open_workbook(FEXCEL)
table = data.sheets()[0]
nrows, ncols = table.nrows, table.ncols
# http://api.map.baidu.com/place/v2/suggestion?query=瀛嘉天下®ion=重庆市&city_limit=true&output=json&ak=oy2Q7IluhhwTGlz6l8pXYv6a0m6hXxr1
base_url = 'http://api.map.baidu.com/place/v2/suggestion?query=R-QUERY®ion=R-CITY&city_limit=true&output=json&ak=R-AK'
i_counter = 0
for i in range(1, nrows):
l = table.row_values(i)
i_counter += 1
dbid, area_code, name_, request_name, type_, city, district, addr, street = l
request_name_chk = '%s%s%s' % (city, district, request_name)
chk_if_requested_file()
if request_name_chk in requested_file_list:
continue
ak = db_get_one_effective()
if ak == DB_KEY_EXHAUST:
print(DB_KEY_EXHAUST)
break
else:
url_ = base_url.replace('R-QUERY', request_name).replace('R-CITY', city).replace('R-AK', ak)
try:
bd_res_json_str = requests.get(url_).text
db_update_one_today_used(ak)
write_requested_res(request_name_chk, bd_res_json_str)
except Exception:
bd_res_json_str = '请求百度-异常'
write_requested_exception_res(request_name_chk, bd_res_json_str)
print(bd_res_json_str)
class MyThread(threading.Thread):
def __init__(self, func):
threading.Thread.__init__(self)
self.func = func
def run(self):
self.func()
thread_sum = 100
def main():
threads_list = []
for nloop in range(0, thread_sum, 1):
thread_instance = MyThread(fun_)
threads_list.append(thread_instance)
for t in threads_list:
t.setDaemon = False
t.start()
for t in threads_list:
t.join()
if __name__ == '__main__':
main()
import xlrd
import time
import sys
import os
import requests
import sqlite3
import threading
curPath = os.path.abspath(os.path.dirname(__file__))
rootPath = os.path.split(curPath)[0]
sys.path.append(rootPath)
db = 'py_bdspider_status.db'
conn = sqlite3.connect(db)
c = conn.cursor()
MAX_USED_TIMES, overrun_str, DB_KEY_EXHAUST = 1980, '天配额超限，限制访问', 'DB_KEY_EXHAUST'
def db_init_key_table():
sql = 'DELETE FROM baidu_map_key_used'
c.execute(sql)
conn.commit()
pcity_file = '%s\\%s' % (curPath, 'bdmap_key.txt')
with open(pcity_file, 'r', encoding='utf-8') as pf:
c_ = 0
for i in pf:
if len(i) < 4:
continue
author, key = i.replace('\n', '').split('\t')
localtime_ = time.strftime("%y%m%d%H%M%S", time.localtime())
sql = 'INSERT INTO baidu_map_key_used (author,key,update_time,today_used) VALUES ("%s","%s","%s",%s) ' % (
author, key, localtime_, 0)
c.execute(sql)
conn.commit()
# db_init_key_table()
def db_get_one_effective():
sql = 'SELECT key FROM baidu_map_key_used WHERE today_used<=%s ' % (MAX_USED_TIMES)
res = c.execute(sql).fetchone()
if res is None:
return DB_KEY_EXHAUST
else:
return res[0]
def db_update_one_today_used(key):
localtime_ = time.strftime("%y%m%d%H%M%S", time.localtime())
sql = 'UPDATE baidu_map_key_used SET today_used = today_used+1 ,update_time=%s WHERE key="%s" ' % (
localtime_, key)
c.execute(sql)
conn.commit()
dir_, dir_exception = 'baidu_map_uid', 'baidu_map_uid_exception'
requested_file_list = []
requested_file_dir_str, requested_file_dir_exception_str = '%s\\%s\\' % (curPath, dir_), '%s\\%s\\' % (
curPath, dir_exception)
requested_file_dir = os.listdir(requested_file_dir_str)
def chk_if_requested_file():
for f in requested_file_dir:
to_in = f.split('.txt')[0]
if to_in not in requested_file_list:
requested_file_list.append(to_in)
def write_requested_res(request_name, str_, type_='.txt'):
fname = '%s%s%s' % (requested_file_dir_str, request_name, type_)
with open(fname, 'w', encoding='utf-8') as ft:
ft.write(str_)
print('ok', threading.get_ident(), request_name)
def write_requested_exception_res(request_name, str_, type_='.txt'):
fname = '%s%s%s' % (requested_file_dir_exception_str, request_name, type_)
with open(fname, 'w', encoding='utf-8') as ft:
ft.write(str_)
fname_source = '官方上传任务.csv_py170829093808-BD_request_name-REDUCTION170829142821'
def fun_():
fname_open = '%s\\%s' % (curPath, fname_source)
FEXCEL = '%s%s' % (fname_open, '.xlsx')
data = xlrd.open_workbook(FEXCEL)
table = data.sheets()[0]
nrows, ncols = table.nrows, table.ncols
# http://api.map.baidu.com/place/v2/suggestion?query=瀛嘉天下®ion=重庆市&city_limit=true&output=json&ak=oy2Q7IluhhwTGlz6l8pXYv6a0m6hXxr1
base_url = 'http://api.map.baidu.com/place/v2/suggestion?query=R-QUERY®ion=R-CITY&city_limit=true&output=json&ak=R-AK'
i_counter = 0
for i in range(1, nrows):
l = table.row_values(i)
i_counter += 1
print(i_counter)
if i_counter > 60:
break
dbid, area_code, name_, request_name, type_, city, district, addr, street = l
request_name_chk = '%s%s%s' % (city, district, request_name)
chk_if_requested_file()
if request_name_chk in requested_file_list:
continue
ak = db_get_one_effective()
if ak == DB_KEY_EXHAUST:
print(DB_KEY_EXHAUST)
break
else:
url_ = base_url.replace('R-QUERY', request_name).replace('R-CITY', city).replace('R-AK', ak)
print(url_)
try:
bd_res_json_str = requests.get(url_).text
db_update_one_today_used(ak)
write_requested_res(request_name_chk, bd_res_json_str)
except Exception:
bd_res_json_str = '请求百度-异常'
write_requested_exception_res(request_name_chk, bd_res_json_str)
print(bd_res_json_str)
class MyThread(threading.Thread):
def __init__(self, func):
threading.Thread.__init__(self)
self.func = func
def run(self):
self.func()
thread_sum = 4
def main():
threads_list = []
for nloop in range(0, thread_sum, 1):
thread_instance = MyThread(fun_)
threads_list.append(thread_instance)
for t in threads_list:
t.setDaemon = False
t.start()
for t in threads_list:
t.join()
conn.close()
if __name__ == '__main__':
main()
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