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Merge pull request #3630 from divayprakash/fix-python

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[python3/en] Fix explanation for slices, closes #3629
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Divay Prakash 2019-09-24 10:18:22 +05:30 committed by GitHub
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1 changed files with 5 additions and 9 deletions
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@ -228,15 +228,11 @@ li[4] # Raises an IndexError
# You can look at ranges with slice syntax. # You can look at ranges with slice syntax.
# The start index is included, the end index is not # The start index is included, the end index is not
# (It's a closed/open range for you mathy types.) # (It's a closed/open range for you mathy types.)
li[1:3] # => [2, 4] li[1:3] # Return list from index 1 to 3 => [2, 4]
# Omit the beginning and return the list li[2:] # Return list starting from index 2 => [4, 3]
li[2:] # => [4, 3] li[:3] # Return list from beginning uptil index 3 => [1, 2, 4]
# Omit the end and return the list li[::2] # Return list selecting every second entry => [1, 4]
li[:3] # => [1, 2, 4] li[::-1] # Return list in reverse order => [3, 4, 2, 1]
# Select every second entry
li[::2] # =>[1, 4]
# Return a reversed copy of the list
li[::-1] # => [3, 4, 2, 1]
# Use any combination of these to make advanced slices # Use any combination of these to make advanced slices
# li[start:end:step] # li[start:end:step]