. . . . . . . . . . . . . . . . . . . . . . . . . . . 1148 21.21 socketserver —A framework for network servers . . . . . . . . . . . . . . . . . . . . . . . . . 1151 iv 21.22 http.server —HTTP 服务器 db[b'hello'] = b'there' db['www.python.org'] = 'Python Website' db['www.cnn.com'] = 'Cable News Network' # Note that the keys are considered bytes now. assert db[b'www.python.org'] == b'Python Website' Website' # Notice how the value is now in bytes. assert db['www.cnn.com'] == b'Cable News Network' # Often-used methods of the dict interface work too. print(db.get('python.org', b'not present')) # Storing

. . . . . . . . . . . . . . . . . . . . . . . . . . . 1148 21.21 socketserver —A framework for network servers . . . . . . . . . . . . . . . . . . . . . . . . . 1151 iv 21.22 http.server —HTTP 服务器 db[b'hello'] = b'there' db['www.python.org'] = 'Python Website' db['www.cnn.com'] = 'Cable News Network' # Note that the keys are considered bytes now. assert db[b'www.python.org'] == b'Python Website' Website' # Notice how the value is now in bytes. assert db['www.cnn.com'] == b'Cable News Network' # Often-used methods of the dict interface work too. print(db.get('python.org', b'not present')) # Storing

db[b'hello'] = b'there' db['www.python.org'] = 'Python Website' db['www.cnn.com'] = 'Cable News Network' # Note that the keys are considered bytes now. assert db[b'www.python.org'] == b'Python Website' Website' # Notice how the value is now in bytes. assert db['www.cnn.com'] == b'Cable News Network' # Often-used methods of the dict interface work too. print(db.get('python.org', b'not present')) # Storing sched_get_priority_min(policy) 获取 policy 的最低优先级数值。policy 是以上调度策略常量之一。 os.sched_get_priority_max(policy) 获取 policy 的最高优先级数值。policy 是以上调度策略常量之一。 os.sched_setscheduler(pid, policy, param) 根据进程的 PID pid

db[b'hello'] = b'there' db['www.python.org'] = 'Python Website' db['www.cnn.com'] = 'Cable News Network' (下页继续) 12.5. dbm --- Unix ” 数据库” 接口 385 The Python Library Reference, 发布 3.7.13 (续上页) # Note b'Python Website' # Notice how the value is now in bytes. assert db['www.cnn.com'] == b'Cable News Network' # Often-used methods of the dict interface work too. print(db.get('python.org', b'not present')) sched_get_priority_min(policy) 获取 policy 的最低优先级数值。policy 是以上调度策略常量之一。 os.sched_get_priority_max(policy) 获取 policy 的最高优先级数值。policy 是以上调度策略常量之一。 os.sched_setscheduler(pid, policy, param) 根据进程的 PID pid

twisted, an asynchronous networking framework • cryptography and pyOpenSSL, to deal with various network-level security needs The minimal versions which Scrapy is tested against are: • Twisted 14.0 • handle_httpstatus_list • max_retry_times • proxy • redirect_reasons • redirect_urls • referrer_policy 100 Chapter 3. Basic concepts Scrapy Documentation, Release 1.8.4 bindaddress The IP of the outgoing spent to fetch the response, since the request has been started, i.e. HTTP message sent over the network. This meta key only becomes available when the response has been downloaded. While most other meta

twisted, an asynchronous networking framework • cryptography and pyOpenSSL, to deal with various network-level security needs The minimal versions which Scrapy is tested against are: • Twisted 14.0 • ftp_user (See FTP_USER for more info) • ftp_password (See FTP_PASSWORD for more info) • referrer_policy • max_retry_times 3.9. Requests and Responses 99 Scrapy Documentation, Release 2.4.1 bindaddress spent to fetch the response, since the request has been started, i.e. HTTP message sent over the network. This meta key only becomes available when the response has been downloaded. While most other meta

twisted, an asynchronous networking framework • cryptography and pyOpenSSL, to deal with various network-level security needs The minimal versions which Scrapy is tested against are: • Twisted 14.0 • ftp_user (See FTP_USER for more info) • ftp_password (See FTP_PASSWORD for more info) • referrer_policy • max_retry_times 3.9. Requests and Responses 99 Scrapy Documentation, Release 2.2.1 bindaddress spent to fetch the response, since the request has been started, i.e. HTTP message sent over the network. This meta key only becomes available when the response has been downloaded. While most other meta

twisted, an asynchronous networking framework • cryptography and pyOpenSSL, to deal with various network-level security needs The minimal versions which Scrapy is tested against are: • Twisted 14.0 • FTP_PASSWORD for more info) 100 Chapter 3. Basic concepts Scrapy Documentation, Release 2.3.0 • referrer_policy • max_retry_times bindaddress The IP of the outgoing IP address to use for the performing the spent to fetch the response, since the request has been started, i.e. HTTP message sent over the network. This meta key only becomes available when the response has been downloaded. While most other meta

twisted, an asynchronous networking framework • cryptography and pyOpenSSL, to deal with various network-level security needs The minimal versions which Scrapy is tested against are: • Twisted 14.0 • ftp_user (See FTP_USER for more info) • ftp_password (See FTP_PASSWORD for more info) • referrer_policy • max_retry_times bindaddress The IP of the outgoing IP address to use for the performing the spent to fetch the response, since the request has been started, i.e. HTTP message sent over the network. This meta key only becomes available when the response has been downloaded. While most other meta

twisted, an asynchronous networking framework • cryptography and pyOpenSSL, to deal with various network-level security needs The minimal versions which Scrapy is tested against are: • Twisted 14.0 • ftp_user (See FTP_USER for more info) • ftp_password (See FTP_PASSWORD for more info) • referrer_policy • max_retry_times bindaddress The IP of the outgoing IP address to use for the performing the spent to fetch the response, since the request has been started, i.e. HTTP message sent over the network. This meta key only becomes available when the response has been downloaded. While most other meta