3. Convert a String to Uppercase in Python You can use theupper()function to convert characters in a string to uppercase. Theupper()function returns a new string with all the characters in the original string converted to uppercase. It does not modify the original string. For example, The...
Python program to apply uppercase to a column in pandas dataframe# Importing pandas package import pandas as pd # Creating a dictionary d = { 'Roll_No':[101,102,103,104,105], 'Name':['Sharan Kumar','Prem Bharadwaj','Sunny Rathod','Pramod Mishra','Deepak Chandak'], 'Stream':['PCM...
to convert any string with uppercase to lowercase using a Python built-in function or method is known as lower(). This method or function lower() returns the string in lowercase if it is in uppercase; else, it will return the same original string itself. To do the opposite...
The function opens the file whose name is provided in its parameter. Then it applies thereadlines()method, which returns a Python list containing the lines of the file as its elements. That list is saved to thewordsvariable and returned by the function. Let’s go back to themain()function...
You then decide that one of the variables needs to be in all UPPERCASE, so you invoke the upper() method on it. The Python interperter takes a copy of the string, converts it to uppercase, and returns it to you. You can then assign the uppercase data back to the variable that ...
As soon as we set a variable equal to a value, weinitializeor create that variable. Once we have done that, we are set to use the variable instead of the value. In Python, variables do not need explicit declaration prior to use like some programming languages; you can start using the ...
Python >>>runners.sort(key=lambdarunner:runner.duration)>>>top_five_runners=runners[:5] You use alambdain thekeyargument to get thedurationattribute from each runner and sortrunnersin place using.sort(). Afterrunnersis sorted, you store the first five elements intop_five_runners. ...
for char in text: if char not in allowed_chars: return False return True entry = tk.Entry(root, validate="key", validatecommand=(root.register(validate_input), "%S")) In this case, if a user like “Sarah Davis” tries to enter her name, only the uppercase letters “SARAH” and th...
You can also download a stand-alone pre-built executable--that doesn't require installing python--from the releases page. Look for the file with a name similar to osxphotos_MacOS_exe_darwin_x86_64_v0.63.5.zip. In this case v0.63.5 specifies version 0.63.5 and x86_64 specifies Intel ...
uppercase_cities = [city.upper() for city in cities] print(uppercase_cities) Output: ['NEW YORK', 'LOS ANGELES', 'CHICAGO', 'HOUSTON'] Method 4: Using enumerate() Theenumerate()function adds a counter to an iterable and returns it as an enumerate object. This can be particularly usef...