tasks.py

"""
tasks.py
--------
Project invoke tasks

Available commands
  invoke --list
  invoke fmt
  invoke sort
  invoke check
"""
import invoke

TARGETS_DESCRIPTION = "Paths/directories to format. [default: . ]"


@invoke.task(help={"targets": TARGETS_DESCRIPTION})
def sort(ctx, targets="."):
    """Sort module imports."""
    print("sorting imports ...")
    args = ["isort", "-rc", "--atomic", targets]
    ctx.run(" ".join(args))


@invoke.task(pre=[sort], help={"targets": TARGETS_DESCRIPTION})
def fmt(ctx, targets="."):
    """Format python source code & sort imports."""
    print("formatting ...")
    args = ["black", targets]
    ctx.run(" ".join(args))


@invoke.task
def check(ctx, fmt=False, sort=False, diff=False):  # pylint: disable=redefined-outer-name
    """Check code format and import order."""
    if not any([fmt, sort]):
        fmt = True
        sort = True

    fmt_args = ["black", "--check", "."]
    sort_args = ["isort", "-rc", "--check", "."]

    if diff:
        fmt_args.append("--diff")
        sort_args.append("--diff")

    cmd_args = []
    if fmt:
        cmd_args.extend(fmt_args)
    if sort:
        if cmd_args:
            cmd_args.append("&")
        cmd_args.extend(sort_args)
    ctx.run(" ".join(cmd_args))


@invoke.task
def lint(ctx):
    """Run linter."""
    ctx.run(" ".join(["pylint", "app"]))


@invoke.task
def test(ctx):
    """Run pytest tests."""
    ctx.run(" ".join(["pytest", "-v"]))