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60 lines
1.3 KiB
Markdown
60 lines
1.3 KiB
Markdown
---
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id: 68b7687dded630607aceccb3
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title: "Challenge 49: CSV Header Parser"
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challengeType: 29
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dashedName: challenge-49
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---
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# --description--
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Given the first line of a comma-separated values (CSV) file, return an array containing the headings.
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- The first line of a CSV file contains headings separated by commas.
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- Remove any leading or trailing whitespace from each heading.
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# --hints--
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`get_headings("name,age,city")` should return `["name", "age", "city"]`.
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```js
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({test: () => { runPython(`
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from unittest import TestCase
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TestCase().assertEqual(get_headings("name,age,city"), ["name", "age", "city"])`)
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}})
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```
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`get_headings("first name,last name,phone")` should return `["first name", "last name", "phone"]`.
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```js
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({test: () => { runPython(`
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from unittest import TestCase
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TestCase().assertEqual(get_headings("first name,last name,phone"), ["first name", "last name", "phone"])`)
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}})
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```
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`get_headings("username , email , signup date ")` should return `["username", "email", "signup date"]`.
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```js
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({test: () => { runPython(`
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from unittest import TestCase
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TestCase().assertEqual(get_headings("username , email , signup date "), ["username", "email", "signup date"])`)
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}})
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```
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# --seed--
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## --seed-contents--
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```py
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def get_headings(csv):
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return csv
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```
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# --solutions--
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```py
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def get_headings(csv):
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return [h.strip() for h in csv.split(",")]
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```
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