query: why can't I change only a single element in a nested list in Python
positive_passages.docid: 1607
positive_passages.text: List of lists changes reflected across sublists unexpectedly
negative_passages.docid: 77387
negative_passages.text: Is there a simple way to delete a list element by value?
negative_passages.docid: 32491
negative_passages.text: How to skip an \item in sub-enumerate level
negative_passages.docid: 9108
negative_passages.text: How to remove items from a list while iterating?
negative_passages.docid: 139443
negative_passages.text: Why can't I iterate twice over the same data?
negative_passages.docid: 141122
negative_passages.text: How can I find a specific element in a List?
negative_passages.docid: 121698
negative_passages.text: replicating elements in list
negative_passages.docid: 34652
negative_passages.text: Map and Apply a function on a nested list
negative_passages.docid: 4613
negative_passages.text: replacement in a nested matrix
negative_passages.docid: 1215
negative_passages.text: List changes unexpectedly after assignment. Why is this and how to prevent it?
negative_passages.docid: 102682
negative_passages.text: Reverse element in nested list
negative_passages.docid: 20352
negative_passages.text: Why does foo.append(bar) affect all elements in a list of lists?
negative_passages.docid: 71929
negative_passages.text: Why does the foreach statement not change the element value?
negative_passages.docid: 25912
negative_passages.text: Why does adding a new value to list overwrite previous values in the list
negative_passages.docid: 4760
negative_passages.text: Modifying list while iterating
negative_passages.docid: 65225
negative_passages.text: Iterating over every two elements in a list
negative_passages.docid: 115314
negative_passages.text: How do you efficiently return all of a List but one element?