[Python] How do I make a matplotlib bar graph scale with the amount of items?

I am working on a small project and it is my first time using matplotlib, and I am struggling with how to make my bar graph look better with more inputs. The whole idea of the program is to read text documents and show the characters from most used to least used. It's a tool I decided to make for myself to help me with designing my split keyboard layout.

The problem is the bigger the text document, the worse the bar graph looks. It always seems to be created at the exact same size so everything gets smushed. I have some screenshots of a few of my tests.

best case scenario

bad case

worst case

and this is the code that actually makes the graph

names = list(sorted_count.keys())
values = list(sorted_count.values())

barplot = plt.bar(range(len(sorted_count)), values, tick_label=names, align="center")
plt.bar_label(barplot, labels=values, label_type="edge" )
plt.show()


It just uses dictionaries of characters and their counts.

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