I am solving a problem to find the first 1 in an unsorted array of 1s and 0s. If any 1 is found program should return the index otherwise return -1. I would like to have divide and conquer solution for this problem, but I am struggling with the base case. So what should my base case be – to
Tag: search
Python search for character pattern and if exists then indent
I have a pattern of text that I would like to find and push to a new line. The pattern is ), followed by a space and a character. Like this – where it would become I’m pretty close to a solution, but stuck on what approach to use. Currently, I’m using re.sub but I believe that removes the fi…
How create a dynamic search results in a html list using dash/python, live results without submit botton
I am trying to create a dynamic search-box that allows doing research and auto-completion. I would like that when I type in a search box without pushing a button I have an HTML.Div with results. Exactly how it works in the yahoo finance search box. I am trying it but I have no good results, first it is very s…
Pythonic Way to Get Unique Neighboring Integers in an Ordered List
Given an ordered integer list, return the largest integer less than N and smallest integer greater than N. If there is none for one, just print “X”. Answer As far as I know, this is the fastest solution possible.
Search word in word documents and print out the file name that contains that word?
Hey so I am new to Python and I wanted to make a script that retrieves the file name from a list of docx documents in a large directory if a file contains a certain word inside the word document. Here is my code below so far My thought process is to convert all these docx documents to txt files
Fastest method: for value in DictA, find value in DictB and retrieve other DictB value?
For each item in dictA, I want to search for it in dictB, if dictB has it then I want to pull some other values from dictB and add it to dictA. An example that is working is here, however it is rather slow as I have 50,000+ items to search through and it will perform this similar function on
How to search a string for a long list of patterns
I’m writing a tool to index a document. I have a long list of hundreds, perhaps thousands of fixed patterns. E.g. my index might look like {“cat training”:”p.27″, “cat handling”:”p.29″, “cat”:”p.15″, “dog training”:̶…
Searching any tree in Python
I need to write a function in Python that takes a tree and an index and returns the subtree or leaf at that index. I tried with loops and nested loops until I realized that the tree that had to run the tests was always the same: which actually looks like this: Sample tree So all I needed to pass
Get the part of the string matched by regex
In the case of re.search(), is there a way I can get hold of just the part of input string that matches the regex? i.e. I just want the “heeehe” part and not the stuff that comes before it: Answer match.group(0) is the matched string. Demo: You can also omit the argument, 0 is the default.
Finding a key recursively in a dictionary
I’m trying to write a very simple function to recursively search through a possibly nested (in the most extreme cases ten levels deep) Python dictionary and return the first value it finds from the given key. I cannot understand why my code doesn’t work for nested dictionaries. It returns None. It…