how to find the index of a particular element in a list in python code example
Example 1: python index of element in list
alphabets = ['a', 'e', 'i', 'o', 'g', 'l', 'i', 'u']
index = alphabets.index('i')
print('The index of i:', index)
index = alphabets.index('i', 4)
print('The index of i:', index)
index = alphabets.index('i', 3, 5)
print('The index of i:', index)
Example 2: find index of sublist in list python
greeting = ['hello','my','name','is','bob','how','are','you','my','name','is']
def find_sub_list(sl,l):
results=[]
sll=len(sl)
for ind in (i for i,e in enumerate(l) if e==sl[0]):
if l[ind:ind+sll]==sl:
results.append((ind,ind+sll-1))
return results
print find_sub_list(['my','name','is'], greeting)
Example 3: find index of elem list python
indexPos = listOfElems.index('Ok')
print('First index of element "Ok" in the list : ', indexPos)