Trim
Trim is a string operation that returns a string or view with specified characters, typically whitespace, removed from its beginning and end.
A Pythonic Adventure: From Python basics to a working web app
The Python string strip method returns a string with specified leading and trailing whitespace or characters removed.
- How it is used
- Cleans newline characters from menu items read from files before using them in a program.
- How deep it goes
- Explains invisible newline characters and demonstrates applying strip() inside a readable loop, without exploring alternate forms.
- Examples
- Uses drinks, flavors, and toppings files whose newline-ended entries become clean menu lists.
- What you can do after
- Apply it via Python’s strip() method to remove newline characters from strings read from files.
Read how A Pythonic Adventure: From Python basics to a working web app explains trim →
Pandas Workout: 200 exercises to make you a stronger data analyst
A pandas string-accessor method that removes specified characters from the beginning and end of each string.
- How it is used
- Cleans tokenized text before counting words with pandas string operations.
- How deep it goes
- Defines whitespace and character-set trimming, then composes it with lower, split, explode, filtering, and value_counts.
- Examples
- Uses whitespace-padded strings, punctuation-delimited strings, Alice text, and wine-review words.
- What you can do after
- Apply via pandas' .str accessor to normalize word Series before counting or filtering tokens.
Read how Pandas Workout: 200 exercises to make you a stronger data analyst explains trim →
The Quick Python Book, Fourth Edition
strip is a Python string method that returns a copy of a string with specified characters removed from both ends, defaulting to whitespace.
- How it is used
- Cleans whitespace, file lines, edge characters, and formatted column values before further processing.
- How deep it goes
- Defines edge-removal rules, directional variants, character options, exact-match alternatives, and practical examples without implementation internals.
- Examples
- Uses whitespace-padded strings, a website string, file-line newlines, and percentage columns in a pandas data frame.
- What you can do after
- Apply it via Python or pandas to clean string edges and prepare values for later parsing or numeric conversion.
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Get Programming: Learn to code with Python
A Python string method that returns a string with specified characters removed from its beginning and end.
- How it is used
- Cleans newline characters from lines read while processing a file.
- How deep it goes
- Defines edge-character removal and contrasts it with replacement, without exploring broader string-method behavior.
- Examples
- Uses the string "bird\n" and compares replace("\n", "") with strip("\n").
- What you can do after
- Apply it via Python string methods to clean newline characters from file data.
Read how Get Programming: Learn to code with Python explains trim →
Related concepts
- whitespace characteruses · A whitespace character is a nonprinting character representing spacing or separation in text, such as a space, tab, or line break.
- clojure.stringpart of · clojure.string is the Clojure standard-library namespace providing additional string-processing functions.
- newlineaddresses · A newline is a character or character sequence that marks the boundary between consecutive lines of text.
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