kwatch kwatch

## named-group-over-100.py
# -*- coding: utf-8 -*-
import re

arr = []
for i in range(1, 40):
    arr.append("^/api/x%02s/(?:\d+)($)" % i)
    arr.append("^/api/x%02s/(?:\d+)/edit($)" % i)
    arr.append("^/api/x%02s/(?:\d+)/comments($)" % i)

all_rexp= re.compile("|".join(arr))   #=> AssertionError

## gist:8bb15cbbcac5b7a1b274fe8db2b2f0bf
Title: How to make the fastest Router library in Python

Router is one of the most important feature or component in Web application framework,
ant it is also one of the performance bottlenecks of framework.
In this session, I'll show you how to make router much faster than ever.

* linear search
* prefix search
* regexp concatenation
* regexp optimization

## ping.md

      
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                kwatch
                / ping.md
            
            
              Last active
              January 19, 2018 04:59
            
              
                AWS us-east-1とus-west-2とにpingした結果
              
          
    AWS us-east-1 (Virginia) にpingした結果

from Tokyo

$ ping -c 10 52.3.228.11
PING 52.3.228.11 (52.3.228.11): 56 data bytes
64 bytes from 52.3.228.11: icmp_seq=0 ttl=39 time=196.512 ms
64 bytes from 52.3.228.11: icmp_seq=1 ttl=39 time=216.174 ms
64 bytes from 52.3.228.11: icmp_seq=2 ttl=39 time=241.810 ms


## gist:86ea1f20e0d7df65ab43e8300d4e2773
##
## before diet
##

$ du -sk *
91512	2.6.9
109068	2.7.13
117908	3.3.6
115024	3.4.5
142572	3.5.2

## gist:4dbf5bc8d1d4e973aa8f53630ecd24da
$ time gzip -c db_backup.pgdump > db_backup.pgdump.gz

real	34m57.109s
user	34m13.108s
sys	0m38.711s

$ time bzip2 -c db_backup.pgdump > db_backup.pgdump.bz2

real	166m0.206s
user	164m28.035s

## cal.py
# -*- coding: utf-8 -*-

from datetime import date, timedelta


class Calendar(object):

    def __init__(self, year, month):
        self.year = year
        self.month = month

## SkyHigh.nrset
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
	<key>ah</key>
	<string>ニョ</string>
	<key>ai</key>
	<string>ヌ</string>
	<key>aj</key>
	<string>ナ</string>

## compile_urlpath.py
# -*- coding: utf-8 -*-

## license: public domain

import re

URLPATH_PARAM_PATTERN = r'<(\w+)(?::(.*?))?>'

re_escape = lambda s: re.escape(s).replace(r'\/', '/')

## perceptron.py
# -*- coding: utf-8 -*-

##
## 参考: 「Python機械学習プログラミング」
##
## 注: 事前にCSVファイルをダウンロードしておくこと
## $ wget https://archive.ics.uci.edu/ml/machine-learning-databases/iris/iris.data
##


## perceptron_example.py
# -*- coding: utf-8 -*-

#from ch02_1 import Perceptron
from perceptron import Perceptron, Perceptron2

import matplotlib.pyplot as plt
import numpy as np
import pandas as pd
	# -- coding: utf-8 --
	import re

	arr = []
	for i in range(1, 40):
	arr.append("^/api/x%02s/(?:\d+)($)" % i)
	arr.append("^/api/x%02s/(?:\d+)/edit($)" % i)
	arr.append("^/api/x%02s/(?:\d+)/comments($)" % i)

	all_rexp= re.compile("\|".join(arr)) #=> AssertionError
	Title: How to make the fastest Router library in Python

	Router is one of the most important feature or component in Web application framework,
	ant it is also one of the performance bottlenecks of framework.
	In this session, I'll show you how to make router much faster than ever.

	* linear search
	* prefix search
	* regexp concatenation
	* regexp optimization
	##
	## before diet
	##

	$ du -sk *
	91512 2.6.9
	109068 2.7.13
	117908 3.3.6
	115024 3.4.5
	142572 3.5.2
	$ time gzip -c db_backup.pgdump > db_backup.pgdump.gz

	real 34m57.109s
	user 34m13.108s
	sys 0m38.711s

	$ time bzip2 -c db_backup.pgdump > db_backup.pgdump.bz2

	real 166m0.206s
	user 164m28.035s
	# -- coding: utf-8 --

	from datetime import date, timedelta


	class Calendar(object):

	def __init__(self, year, month):
	self.year = year
	self.month = month
	<?xml version="1.0" encoding="UTF-8"?>
	<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
	<plist version="1.0">
	<dict>
	<key>ah</key>
	<string>ニョ</string>
	<key>ai</key>
	<string>ヌ</string>
	<key>aj</key>
	<string>ナ</string>
	# -- coding: utf-8 --

	## license: public domain

	import re

	URLPATH_PARAM_PATTERN = r'<(\w+)(?::(.*?))?>'

	re_escape = lambda s: re.escape(s).replace(r'\/', '/')
	# -- coding: utf-8 --

	##
	## 参考: 「Python機械学習プログラミング」
	##
	## 注: 事前にCSVファイルをダウンロードしておくこと
	## $ wget https://archive.ics.uci.edu/ml/machine-learning-databases/iris/iris.data
	##
	# -- coding: utf-8 --

	#from ch02_1 import Perceptron
	from perceptron import Perceptron, Perceptron2

	import matplotlib.pyplot as plt
	import numpy as np
	import pandas as pd