To download a file using Python you can use the snippet below.
import urllib.request
import shutil
# file_name = target file name
with urllib.request.urlopen(url) as response, open(file_name, 'wb') as out_file:
shutil.copyfileobj(response, out_file)
To check if a path is a Directory in Python you can use the snippet below.
import os
print(os.path.isdir("/myfolder/folder1"))
To check if Folder exists in Python you can use the snippet below.
import os
print(os.path.exists("/myfolder/folder1"))
To check if a Object has an Attribute in Python you can use the snippet below.
if hasattr(myObject, 'myAttributeName'): # myObject.myAttributeName exists.
To check if a variable exists in Python, you can use the snippet below.
if 'myVariable' in locals(): # myVariable exists locally. if 'myVariable' in globals(): # myVariable exists globally.
To combine two lists using Python you can use the following snippet.
create a new list
list = list_1 + list_2 #creates a new list
extend a list
list_1.extend(list_2) #extends list 1
To split a String to List in Python, simply use the split() function.
splittedWords = text.split()
To use String.Contains in Python you can use the IN operator.
testString = "Hello World 2015"
if "World" not in testString:
print("World is not in String")
else:
print("World is in String")
To convert string to Int or Float in Python you can use the following snippet.
NumbertoConvert = "321.1234" print(float(NumbertoConvert)) # prints out 321.1234 print(int(float(NumbertoConvert))) # prints out 321
To add a new Value to a Dictionary in Python you can use one of the following ways.
myDict['key'] = 'value'
or
myDict = {'key':'value'}