Use when working with utility functions in Frappe v14-v16. Covers frappe.utils.* for date/time, number/money, string, validation, and file path operations. Prevents reinventing stdlib alternatives that break timezone awareness, locale formatting, or multi-tenancy. Keywords: frappe.utils, nowdate, flt, cint, fmt_money, getdate,, date calculation, format number, money format, validate email, how to calculate days between. add_days, date_diff, validate_email, pretty_date, get_files_path.
How to install frappe-core-utils?
impertio-studio/frappe_claude_skill_package/frappe-core-utils
$npx -y skills add impertio-studio/frappe_claude_skill_package --skill frappe-core-utilsInstalls into the current project.
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Run `npx skills use "https://github.com/impertio-studio/frappe_claude_skill_package" --skill "impertio-studio/frappe_claude_skill_package/frappe-core-utils"` and follow the generated skill instructions now. Read its complete output, redirecting it to a temporary file first if necessary. Resolve relative paths from the supporting-files directory it provides.
Use the skills in "https://github.com/impertio-studio/frappe_claude_skill_package" that are relevant to the current task. Run `npx skills add "https://github.com/impertio-studio/frappe_claude_skill_package"` and select the relevant skills, then follow their instructions.
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