如何将网格行输出为单个字符串而非独立字符？Python代码修改咨询

Got it, let's work through this. Your current code is just taking each sublist from the input and adding it directly to your result list—so it's essentially returning a string version of the original grid. What you need instead is to join all the characters in each sublist into a single string, then wrap that collection of strings in an extra outer list (like your expected output specifies).

Here's a modified version of your code that sticks to your original loop structure, with the necessary tweaks:

def rows(test):
    r = []
    for x in test:
        # Join the characters in each row into one continuous string
        r.append(''.join(x))
    # Wrap the list of joined strings in an outer list, then convert to string
    return str([r])

If you prefer a more concise Pythonic approach using a list comprehension, this does the exact same thing:

def rows(test):
    joined_rows = [''.join(row) for row in test]
    return str([joined_rows])

Let's break down the key changes: #

• ''.join(x): This takes a list of characters (like ["r","a","w","b","i","t"]) and concatenates them into a single string ('rawbit').
• Wrapping in [r]: Your expected output has an extra outer list around the collection of row strings, so we need to nest our list of joined strings inside another list before converting to a string.

When you run this modified rows(test) with your sample grid, you'll get exactly the output you want:
[['rawbit','xayzch','pqbeie','trsbog', 'uwxvit', 'nmrwot']]

内容的提问来源于stack exchange，提问作者Nutnicha