Chapters 2 and 3

.gitattributes

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+# Auto detect text files and perform LF normalization
+* text=auto
+
+# Custom for Visual Studio
+*.cs     diff=csharp
+*.sln    merge=union
+*.csproj merge=union
+*.vbproj merge=union
+*.fsproj merge=union
+*.dbproj merge=union
+
+# Standard to msysgit
+*.doc	 diff=astextplain
+*.DOC	 diff=astextplain
+*.docx diff=astextplain
+*.DOCX diff=astextplain
+*.dot  diff=astextplain
+*.DOT  diff=astextplain
+*.pdf  diff=astextplain
+*.PDF	 diff=astextplain
+*.rtf	 diff=astextplain
+*.RTF	 diff=astextplain

.gitignore

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+#################
+## Eclipse
+#################
+
+*.pydevproject
+.project
+.metadata
+bin/
+tmp/
+*.tmp
+*.bak
+*.swp
+*~.nib
+local.properties
+.classpath
+.settings/
+.loadpath
+
+# External tool builders
+.externalToolBuilders/
+
+# Locally stored "Eclipse launch configurations"
+*.launch
+
+# CDT-specific
+.cproject
+
+# PDT-specific
+.buildpath
+
+
+#################
+## Visual Studio
+#################
+
+## Ignore Visual Studio temporary files, build results, and
+## files generated by popular Visual Studio add-ons.
+
+# User-specific files
+*.suo
+*.user
+*.sln.docstates
+
+# Build results
+
+[Dd]ebug/
+[Rr]elease/
+x64/
+build/
+[Bb]in/
+[Oo]bj/
+
+# MSTest test Results
+[Tt]est[Rr]esult*/
+[Bb]uild[Ll]og.*
+
+*_i.c
+*_p.c
+*.ilk
+*.meta
+*.obj
+*.pch
+*.pdb
+*.pgc
+*.pgd
+*.rsp
+*.sbr
+*.tlb
+*.tli
+*.tlh
+*.tmp
+*.tmp_proj
+*.log
+*.vspscc
+*.vssscc
+.builds
+*.pidb
+*.log
+*.scc
+
+# Visual C++ cache files
+ipch/
+*.aps
+*.ncb
+*.opensdf
+*.sdf
+*.cachefile
+
+# Visual Studio profiler
+*.psess
+*.vsp
+*.vspx
+
+# Guidance Automation Toolkit
+*.gpState
+
+# ReSharper is a .NET coding add-in
+_ReSharper*/
+*.[Rr]e[Ss]harper
+
+# TeamCity is a build add-in
+_TeamCity*
+
+# DotCover is a Code Coverage Tool
+*.dotCover
+
+# NCrunch
+*.ncrunch*
+.*crunch*.local.xml
+
+# Installshield output folder
+[Ee]xpress/
+
+# DocProject is a documentation generator add-in
+DocProject/buildhelp/
+DocProject/Help/*.HxT
+DocProject/Help/*.HxC
+DocProject/Help/*.hhc
+DocProject/Help/*.hhk
+DocProject/Help/*.hhp
+DocProject/Help/Html2
+DocProject/Help/html
+
+# Click-Once directory
+publish/
+
+# Publish Web Output
+*.Publish.xml
+*.pubxml
+
+# NuGet Packages Directory
+## TODO: If you have NuGet Package Restore enabled, uncomment the next line
+#packages/
+
+# Windows Azure Build Output
+csx
+*.build.csdef
+
+# Windows Store app package directory
+AppPackages/
+
+# Others
+sql/
+*.Cache
+ClientBin/
+[Ss]tyle[Cc]op.*
+~$*
+*~
+*.dbmdl
+*.[Pp]ublish.xml
+*.pfx
+*.publishsettings
+
+# RIA/Silverlight projects
+Generated_Code/
+
+# Backup & report files from converting an old project file to a newer
+# Visual Studio version. Backup files are not needed, because we have git ;-)
+_UpgradeReport_Files/
+Backup*/
+UpgradeLog*.XML
+UpgradeLog*.htm
+
+# SQL Server files
+App_Data/*.mdf
+App_Data/*.ldf
+
+#############
+## Windows detritus
+#############
+
+# Windows image file caches
+Thumbs.db
+ehthumbs.db
+
+# Folder config file
+Desktop.ini
+
+# Recycle Bin used on file shares
+$RECYCLE.BIN/
+
+# Mac crap
+.DS_Store
+
+
+#############
+## Python
+#############
+
+*.py[co]
+
+# Packages
+*.egg
+*.egg-info
+dist/
+build/
+eggs/
+parts/
+var/
+sdist/
+develop-eggs/
+.installed.cfg
+
+# Installer logs
+pip-log.txt
+
+# Unit test / coverage reports
+.coverage
+.tox
+
+#Translations
+*.mo
+
+#Mr Developer
+.mr.developer.cfg

Chapter2/Regex.py

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+import re
+
+#Email Validation
+myString = 'From: readers@packt.com (readers email)'
+result = re.search('([\w.-]+)@([\w.-]+)', myString)
+if result:
+    print (result.group(0))   ## 'alice-b@google.com' (the whole match)
+    print (result.group(1))  ## 'alice-b' (the username, group 1)
+    print (result.group(2))  ## 'google.com' (the host, group 2)
+
+# IP Address Validation
+isIP = re.compile('\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}')
+myString = "Your IP is: 192.168.1.254 "
+result = re.findall(isIP,myString)
+print(result)
+
+
+#Date Format
+myString = "01/04/2001"
+isDate = re.match('[0-1][0-9]\/[0-3][0-9]\/[1-2][0-9]{3}', myString)
+
+if isDate:
+    print("valid")
+else:
+    print("invalid")

Chapter2/WebScraping.py

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+from bs4 import BeautifulSoup
+import urllib.request
+from time import sleep
+from datetime import datetime
+
+def getGoldPrice():
+    url = "http://gold.org"
+    req = urllib.request.urlopen(url)
+    page = req.read()
+    scraping = BeautifulSoup(page)
+    price = scraping.findAll("td",attrs={"id":"spotpriceCellAsk"})[0].text
+    return price
+
+
+with open("goldPrice.out","w") as f:
+    for x in range(0,10):
+        sNow = datetime.now().strftime("%I:%M:%S%p")
+        f.write("{0}, {1} \n ".format(sNow, getGoldPrice()))
+        sleep(1)

Chapter2/csvReader.py

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+import csv
+
+with open("pokemon.csv") as f:
+    data = csv.reader(f)
+    for line in data:
+        print(" id: {0} , typeTwo: {1}, name:  {2}, type: {3}"
+              .format(line[0],line[1],line[2],line[3]))

Chapter2/csvReaderNumpy.py

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+import numpy
+
+data = numpy.genfromtxt("pokemon.csv"
+                        ,skip_header=1
+                        ,dtype=None
+                        ,delimiter=',')
+print(data)
+

Chapter2/jsonReader.py

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+import json
+from pprint import pprint
+
+with open("pokemon.json") as f:
+    data = json.loads(f.read())
+    pprint(data)