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# checking all elements of list_B in list_A
list_A = [1, 2, 3, 4]
list_B = [2, 3]
check = any(item in list_A for item in list_B)
print(check)
# True
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if any(ext in url_string for ext in extensionsToCheck):
print(url_string)
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listA = [item1, item2, item3]
if item4 in listA:
print('yes, item4 is in the list')
else:
print('no, item4 is not in the list')
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thelist = ["apple", "avocado", "banana"]
inpt = input("Check an item in the list: ")
if inpt in thelist:
print(inpt, "is in the list!")
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#This is the list. You can place it in other file and import it.
"In the same file:"
MyList = ["something", "something2", "something3"]
IncredibleWord = "something"
if IncredibleWord in MyList:
print("Yes, IncredibleWord is in your list")
else:
print("No, IncredibleWord isn't in your list")
#------------------------------------------------------------------------------
"If your list is in an other file:"
#OtherFile
MyList = ["something", "something2", "something3"]
#MyMainFile
#Variables and lists for example
from OtherFile import *
IncredibleWord = "something"
if IncredibleWord in MyList:
print("Yes, IncredibleWord is in your list")
else:
print("No, IncredibleWord isn't in your list")
#-------------------------------------------------------------------------------
#Only a variable or a list for example
from OtherFile import <List Name>
IncredibleWord = "something"
if IncredibleWord in MyList:
print("Yes, IncredibleWord is in your list")
else:
print("No, IncredibleWord isn't in your list")
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list = ["a", "a", "a", "b", "c", "d"]
if 'a' in list:
print("a is in the list")
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'''
check if element NOT exist in list using 'in'
'''
if 'time' not in listOfStrings :
print("Yes, 'time' NOT found in List : " , listOfStrings)
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element_you_want_to_find in list_in_you_want_to_search
Note: Don't forget to substitute both of that variables with the variables you want
Conclusion: Use the in operator