---------------------------------------------------------------------- HasPrefixString() Check if a string begins with a given prefix. StripPrefixStri

add PriorityQueue into SyncManager, see more: https://stackoverflow.com/questions/25324560/strange-queue-priorityqueue-behaviour-with-multip

See "The Point in Polygon Problem for Arbitrary Polygons" by Hormann & Agathos http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.88.5498&rep=re

restReq sends a restful request to requrl and returns response body.

Inside Google, this function implements a horrible, disgusting hack in which we reach into the string's private implementation and resize it without i

There are several ways to use it: 1. ChannelData(ChannelDataType.CHANNEL_NPDATA.value, npdata, data_id, log_id) 2. C

Recursively find the front op which is a non-virtual op. Args: op: one op object Returns:

Building DAG, the most important function in class DAG. Core steps: 1.get_use_ops: Getting used ops, and out degree op list for each

Performs invalid character removal and whitespace cleanup on text.

Performs invalid character removal and whitespace cleanup on text.

decode vint size

Generate one virtual Op Args: name_gen: Op name Returns: vir_op: one virtual Op object.

Getting the channel data from _fetch_buffer. Args: data_id: search key cond_v: conditional variable

Generate data_id incrementally and Uniquely Args: None Returns: data_id: uniq id con

Calculating QPS for each step based on the time consumed in each step of OP.

Initializing all OPs from dicetory. Args: op_conf: the op configures in yaml dict. Returns: None.

Initialize one OP object in the target function of a thread or porcess. Initialize the client object with _client_config and _server_

Checks whether CP is the codepoint of a CJK character.

Checks whether CP is the codepoint of a CJK character.

Checks whether `chars` is a control character.

Checks whether `chars` is a control character.

check is negative vint

Checks whether `chars` is a punctuation character.

Checks whether `chars` is a punctuation character.

Checks whether `chars` is a whitespace character.

Checks whether `chars` is a whitespace character.

convert path_prefix to absolute path.

Unpacking data from RPC request. and creating one channelData. Args: rpc_request: one RPC request data_id: dat

Parse one channeldata Args: channeldata_dict : channel data to be parsed, dict type Return:

Parse channeldatas batch Args: batch: auto-batching batch datas output_channels: output channels Re