gmyrianthous

# Text Classification with Perceptron
# Dataset: Review polarity - Cornell University 
# Author: Giorgos Myrianthous
# February, 2017

import sys, os, random
import numpy as np
# np.set_printoptions(threshold=np.inf) 

from collections import Counter

gmyrianthous

The Best of the Best Practices (BOBP) Guide for Python

A "Best of the Best Practices" (BOBP) guide to developing in Python.

In General

Values

• "Build tools for others that you want to be built for you." - Kenneth Reitz
• "Simplicity is alway better than functionality." - Pieter Hintjens

gmyrianthous

from sklearn.datasets import load_wine
from sklearn.model_selection import train_test_split
from sklearn.decomposition import PCA
from sklearn.preprocessing import StandardScaler
from sklearn.naive_bayes import GaussianNB
from sklearn.metrics import accuracy_score

import matplotlib.pyplot as plt

gmyrianthous

bin/kafka-console-consumer.sh \
    --bootstrap-server localhost:9092 \
    --topic testTopic \
    --from-beginning \
    --max-messages 10

gmyrianthous

bin/kafka-console-consumer.sh \
  --bootstrap-server localhost:9092 \
  --topic test \
  --max-messages 10

gmyrianthous

bin/kafka-console-consumer.sh \
  --bootstrap-server localhost:9092 \
  --topic test \
  --from-beginning

gmyrianthous

kafkacat \
  -b localhost:9092 \
  -C \
  -t mytopic \
  -o s@1568276612443 \
  -o e@1568276617901

gmyrianthous

$ kafka/bin/kafka-console-consumer.sh 

Option                                   Description                            
------                                   -----------                            
--blacklist <String: blacklist>          Blacklist of topics to exclude from    
                                           consumption.                         
--bootstrap-server <String: server to    REQUIRED (unless old consumer is       
  connect to>                              used): The server to connect to.     
--consumer-property <String:             A mechanism to pass user-defined       
  consumer_prop>                           properties in the form key=value to  

gmyrianthous

# Debian
$ apt-get install kafkacat

# OSX - homebrew
$ brew install kafkacat

gmyrianthous

$ kafkacat -h

Usage: kafkacat <options> [file1 file2 .. | topic1 topic2 ..]]
kafkacat - Apache Kafka producer and consumer tool
https://github.com/edenhill/kafkacat
Copyright (c) 2014-2019, Magnus Edenhill
Version 1.6.0 (JSON, Avro, Transactions, librdkafka 1.6.1 builtin.features=gzip,snappy,ssl,sasl,regex,lz4,sasl_gssapi,sasl_plain,sasl_scram,plugins,zstd,sasl_oauthbearer)


General options: