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Python Import Regex Pattern

Matches Python import statements including `import` and `from...import` forms for dependency tracking.

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Code & Programming
Intermediate
Difficulty
Python
Language
gm
Flags
// Regular Expression
/^(?:from\s+[\w.]+\s+)?import\s+[\w.,\s]+$/gm

Live Regex Tester

Pattern Breakdown

^(?:from\s+[\w.]+\s+)?import\s+[\w.,\s]+$
Character class [ ]
Group ( )
Quantifier { }
Anchor ^ $
Repetition * + ?
Escape \
Alternation |
Any char .

Code Examples

JavaScript

const regex = /^(?:from\s+[\w.]+\s+)?import\s+[\w.,\s]+$/gm;
const test = "from os.path import join";
console.log(regex.test(test)); // true

// Extract matches
const matches = test.match(regex);
console.log(matches);

Python

import re

pattern = r'^(?:from\s+[\w.]+\s+)?import\s+[\w.,\s]+$'
test = "from os.path import join"
match = re.findall(pattern, test)
print(match)  # Found!

Go

package main

import (
    "fmt"
    "regexp"
)

func main() {
    re := regexp.MustCompile(`^(?:from\s+[\w.]+\s+)?import\s+[\w.,\s]+$`)
    fmt.Println(re.MatchString("from os.path import join")) // true
}

Common Use Cases

Dependency analysiscode refactoringimport sorting

Match Examples

InputResult
from os.path import joinMatch
const import = 5No Match

About the Python Import Regex

Matches Python import statements including `import` and `from...import` forms for dependency tracking.

Regular expressions (regex) are powerful pattern matching tools used across virtually all programming languages. The python import pattern is classified as intermediate difficulty in the code & programming category. This pattern is specifically designed for Python.

When using this regex, always consider edge cases and test thoroughly with real-world data. Use the interactive tester above to validate the pattern against your specific inputs before deploying to production.

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Frequently Asked Questions

What is the Python Import regex pattern?

Matches Python import statements including `import` and `from...import` forms for dependency tracking.

How do I use the Python Import regex?

Use the pattern /^(?:from\s+[\w.]+\s+)?import\s+[\w.,\s]+$/gm in your code. In JavaScript: new RegExp('^(?:from\s+[\w.]+\s+)?import\s+[\w.,\s]+$', 'gm'). Test it above with your own input.

What does this Python Import regex match?

This pattern matches: "from os.path import join". It does NOT match: "const import = 5". Dependency analysis, code refactoring, import sorting.

Is the Python Import regex beginner-friendly?

This pattern is rated Intermediate. It uses some advanced features like character classes and quantifiers.

What languages support the Python Import regex?

This pattern works in Python. Syntax may vary slightly between regex engines.

Can I modify the Python Import regex for my use case?

Yes! Use the interactive tester above to modify the pattern and test with your own data. Common modifications include making it case-insensitive (add 'i' flag), matching globally (add 'g' flag), or adjusting character classes.

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