0 Use setdiff1d () from numpy to remove desired items from an array. You can pass an array of elements to be removed from the given array.

Dec 13, 2016 · How do I remove an element from a list by index? I found list.remove(), but this slowly scans the list for an item by value.

Jun 12, 2012 · Note that numpy.delete() returns a new array since array scalars are immutable, similar to strings in Python, so each time a change is made to it, a new object is created.

Jul 23, 2012 · x = x[~numpy.isnan(x)] Explanation The inner function numpy.isnan returns a boolean/logical array which has the value True everywhere that x is not-a-number. Since we want …

Using pop for removing element from 2D array Asked 11 years, 4 months ago Modified 5 years, 9 months ago Viewed 51k times

Mar 18, 2012 · When using del array[0] is removed` from the list but x itself still exists. Is there a method to remove x simultaneously (for example by deleting x by its pointer)?

Oct 29, 2009 · According to numpy's documentation page, the parameters for numpy.delete are as follow: numpy.delete(arr, obj, axis=None) arr refers to the input array, obj refers to which sub-arrays …

Mar 23, 2025 · I need to remove the first N elements from a list of objects. Is there an easy way, without using loops?

Jul 21, 2009 · In Python remove() will remove the first occurrence of value in a list. How to remove all occurrences of a value from a list? This is what I have in mind: >>> …

Jun 6, 2015 · Can someone provide me with a better (simpler, more readable, more Pythonic, more efficient, etc.) way to remove multiple values from an array than what follows: import numpy as np # …