Update with DVC WIP

This commit is contained in:
Ines Montani 2020-06-27 13:02:10 +02:00
parent 5d235fb767
commit 8b305253d3
3 changed files with 190 additions and 40 deletions

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@ -15,7 +15,7 @@ from .evaluate import evaluate # noqa: F401
from .convert import convert # noqa: F401
from .init_model import init_model # noqa: F401
from .validate import validate # noqa: F401
from .project import project_clone, project_get_assets, project_run # noqa: F401
from .project import project_clone, project_assets, project_run # noqa: F401
@app.command("link", no_args_is_help=True, deprecated=True, hidden=True)

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@ -1,4 +1,3 @@
from typing import Optional
import typer
from typer.main import get_command

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@ -1,4 +1,4 @@
from typing import List, Dict, Any
from typing import List, Dict, Any, Optional
import typer
import srsly
from pathlib import Path
@ -9,14 +9,16 @@ import os
import re
import shutil
import sys
import murmurhash
from ._app import app, Arg, Opt, COMMAND
from ._app import app, Arg, Opt, COMMAND, NAME
from .. import about
from ..schemas import ProjectConfigSchema, validate
from ..util import ensure_path, run_command, make_tempdir, working_dir
CONFIG_FILE = "project.yml"
DVC_CONFIG = "dvc.yaml"
DIRS = [
"assets",
"metas",
@ -34,13 +36,18 @@ CACHES = [
os.environ.get("TORCH_HOME"),
Path.home() / ".keras",
]
DVC_CONFIG_COMMENT = """# This file is auto-generated by spaCy based on your project.yml. Do not edit
# it directly and edit the project.yml instead and re-run the project."""
project_cli = typer.Typer(help="Command-line interface for spaCy projects")
@project_cli.callback(invoke_without_command=True)
def callback():
# This runs before every project command and ensures DVC is installed
def callback(ctx: typer.Context):
"""This runs before every project command and ensures DVC is installed and
everything is up to date.
"""
try:
subprocess.run(["dvc", "--version"], stdout=subprocess.DEVNULL)
except Exception:
@ -59,15 +66,21 @@ def project_clone_cli(
name: str = Arg(..., help="The name of the template to fetch"),
dest: Path = Arg(Path.cwd(), help="Where to download and work. Defaults to current working directory.", exists=False),
repo: str = Opt(about.__projects__, "--repo", "-r", help="The repository to look in."),
git: bool = Opt(False, "--git", "-G", help="Initialize project as a Git repo"),
verbose: bool = Opt(False, "--verbose", "-V", help="Show detailed information")
# fmt: on
):
"""Clone a project template from a repository."""
project_clone(name, dest, repo=repo, verbose=verbose)
project_clone(name, dest, repo=repo, git=git, verbose=verbose)
def project_clone(
name: str, dest: Path, *, repo: str = about.__projects__, verbose: bool = False
name: str,
dest: Path,
*,
repo: str = about.__projects__,
git: bool = False,
verbose: bool = False,
) -> None:
dest = ensure_path(dest)
check_clone_dest(dest)
@ -86,52 +99,97 @@ def project_clone(
dir_path = dest / sub_dir
if not dir_path.exists():
dir_path.mkdir(parents=True)
with working_dir(dest):
# TODO: check that .dvc exists in other commands?
init_cmd = ["dvc", "init"]
if not git:
init_cmd.append("--no-scm")
if git:
run_command(["git", "init"])
run_command(init_cmd)
msg.good(f"Your project is now ready!", dest.resolve())
print(f"To get the assets, run:\npython -m spacy project get-assets {dest}")
print(f"To fetch the assets, run:\npython -m {NAME} project assets {dest}")
@project_cli.command("get-assets")
def project_get_assets_cli(
path: Path = Arg(..., help="Path to cloned project", exists=True, file_okay=False)
@project_cli.command("assets")
def project_assets_cli(
# fmt: off
path: Path = Arg(..., help="Path to cloned project", exists=True, file_okay=False),
dry: bool = Opt(False, "--dry", "-D", help="Perform a dry run and don't download anything"),
# fmt: on
):
"""Use Data Version Control to get the assets for the project."""
project_get_assets(path)
project_assets(path, dry=dry)
def project_get_assets(project_path: Path) -> None:
def project_assets(project_path: Path, *, dry: bool = False) -> None:
if dry:
msg.warn("Performing a dry run and not downloading anything")
project_path = ensure_path(project_path)
config = load_project_config(project_path)
assets = config.get("assets", {})
if not assets:
msg.warn(f"No assets specified in {CONFIG_FILE}", exits=0)
msg.info(f"Getting {len(assets)} asset(s)")
msg.info(f"Fetching {len(assets)} asset(s)")
variables = config.get("variables", {})
for asset in assets:
url = asset["url"].format(**variables)
dest = asset["dest"].format(**variables)
dest_path = project_path / dest
check_asset(url)
cmd = ["dvc", "get-url", url, str(dest_path)]
if not dry:
cmd = ["dvc", "get-url", url, str(dest_path)]
run_command(cmd)
msg.good(f"Got asset {dest}")
msg.good(f"Fetched asset {dest}")
@project_cli.command("run")
@project_cli.command(
"run-all",
context_settings={"allow_extra_args": True, "ignore_unknown_options": True},
)
def project_run_all_cli(
# fmt: off
ctx: typer.Context,
project_dir: Path = Arg(..., help="Location of project directory", exists=True, file_okay=False),
show_help: bool = Opt(False, "--help", help="Show help message and available subcommands")
# fmt: on
):
"""Run all commands. Additional arguments are passed to dvc repro."""
if show_help:
print_run_help(project_dir)
else:
project_run_all(project_dir, *ctx.args)
def project_run_all(project_dir: Path, *dvc_args) -> None:
config = load_project_config(project_dir)
with msg.loading("Updating DVC config..."):
updated = update_dvc_config(project_dir, config, silent=True)
if updated:
msg.good(f"Updated DVC config from changed {CONFIG_FILE}")
dvc_cmd = ["dvc", "repro", *dvc_args]
run_command(dvc_cmd)
@project_cli.command(
"run", context_settings={"allow_extra_args": True, "ignore_unknown_options": True},
)
def project_run_cli(
# fmt: off
ctx: typer.Context,
project_dir: Path = Arg(..., help="Location of project directory", exists=True, file_okay=False),
subcommand: str = Arg(None, help="Name of command defined in project config"),
show_help: bool = Opt(False, "--help", help="Show help message and available subcommands")
# fmt: on
):
"""Run scripts defined in the project."""
if show_help:
if show_help or not subcommand:
print_run_help(project_dir, subcommand)
else:
project_run(project_dir, subcommand)
project_run(project_dir, subcommand, *ctx.args)
def print_run_help(project_dir: Path, subcommand: str) -> None:
def print_run_help(project_dir: Path, subcommand: Optional[str] = None) -> None:
"""Simulate a CLI help prompt using the info available in the project config."""
config = load_project_config(project_dir)
config_commands = config.get("commands", [])
@ -149,28 +207,60 @@ def print_run_help(project_dir: Path, subcommand: str) -> None:
msg.table([(cmd["name"], cmd.get("help", "")) for cmd in config_commands])
def project_run(project_dir: Path, subcommand: str) -> None:
def project_run(project_dir: Path, subcommand: str, *dvc_args) -> None:
config = load_project_config(project_dir)
with msg.loading("Updating DVC config..."):
updated = update_dvc_config(project_dir, config, silent=True)
if updated:
msg.good(f"Updated DVC config from changed {CONFIG_FILE}")
config_commands = config.get("commands", [])
variables = config.get("variables", {})
commands = {cmd["name"]: cmd for cmd in config_commands}
if subcommand not in commands:
msg.fail(f"Can't find command '{subcommand}' in project config", exits=1)
if subcommand in config.get("run", []):
# This is one of the pipeline commands tracked in DVC
dvc_cmd = ["dvc", "repro", subcommand, *dvc_args]
run_command(dvc_cmd)
else:
with working_dir(project_dir):
run_commands(commands[subcommand]["script"], variables)
@project_cli.command("exec")
def project_exec_cli(
# fmt: off
project_dir: Path = Arg(..., help="Location of project directory", exists=True, file_okay=False),
subcommand: str = Arg(..., help="Name of command defined in project config"),
# fmt: on
):
"""Internals"""
project_exec(project_dir, subcommand)
def project_exec(project_dir: Path, subcommand: str):
config = load_project_config(project_dir)
config_commands = config.get("commands", [])
variables = config.get("variables", {})
commands = {cmd["name"]: cmd for cmd in config_commands}
if subcommand and subcommand not in commands:
msg.fail(f"Can't find command '{subcommand}' in project config", exits=1)
with working_dir(project_dir):
if subcommand is None:
all_commands = config.get("run", [])
if not all_commands:
msg.warn("No run commands defined in project config", exits=0)
msg.table([(cmd["name"], cmd.get("help", "")) for cmd in config_commands])
for command in all_commands:
if command not in commands:
msg.fail(
f"Can't find command '{command}' in project config", exits=1
)
msg.divider(command)
run_commands(commands[command]["script"], variables)
else:
run_commands(commands[subcommand]["script"], variables)
run_commands(commands[subcommand]["script"], variables)
@project_cli.command("update-dvc")
def project_update_dvc_cli(
# fmt: off
project_dir: Path = Arg(..., help="Location of project directory", exists=True, file_okay=False),
verbose: bool = Opt(False, "--verbose", "-V", help="Print more info"),
force: bool = Opt(False, "--force", "-F", help="Force update DVC config"),
# fmt: on
):
config = load_project_config(project_dir)
updated = update_dvc_config(project_dir, config, verbose=verbose, force=force)
if updated:
msg.good(f"Updated DVC config from {CONFIG_FILE}")
else:
msg.info(f"No changes found in {CONFIG_FILE}, no update needed")
app.add_typer(project_cli, name="project")
@ -187,7 +277,63 @@ def load_project_config(path: Path) -> Dict[str, Any]:
return config
def run_commands(commands: List[str] = tuple(), variables: Dict[str, str] = {}) -> None:
def update_dvc_config(
path: Path,
config: Dict[str, Any],
verbose: bool = False,
silent: bool = False,
force: bool = False,
) -> bool:
"""Re-run the DVC commands in dry mode and update dvc.yml file in the
project directory. The file is auto-generated based on the config.
"""
config_hash = get_hash(config)
dvc_config_path = path / DVC_CONFIG
if dvc_config_path.exists():
# Cneck if the file was generated using the current config, if not, redo
with dvc_config_path.open("r", encoding="utf8") as f:
ref_hash = f.readline().strip().replace("# ", "")
if ref_hash == config_hash and not force:
return False # Nothing has changed in project config, don't need to update
dvc_config_path.unlink()
variables = config.get("variables", {})
commands = []
# We only want to include commands that are part of the main list of "run"
# commands in project.yml and should be run in sequence
config_commands = {cmd["name"]: cmd for cmd in config.get("commands", [])}
for name in config.get("run", []):
if name not in config_commands:
msg.fail(f"Can't find command '{name}' in project config", exits=1)
command = config_commands[name]
deps = command.get("deps", [])
outputs = command.get("outputs", [])
outputs_no_cache = command.get("outputs_no_cache", [])
if not deps and not outputs and not outputs_no_cache:
continue
# Default to "." as the project path since dvc.yaml is auto-generated
# and we don't want arbitrary paths in there
project_cmd = ["python", "-m", NAME, "project", "exec", ".", name]
deps_cmd = [c for cl in [["-d", p] for p in deps] for c in cl]
outputs_cmd = [c for cl in [["-o", p] for p in outputs] for c in cl]
outputs_nc_cmd = [c for cl in [["-O", p] for p in outputs_no_cache] for c in cl]
dvc_cmd = ["dvc", "run", "-n", name, "-w", str(path), "--no-exec"]
if verbose:
dvc_cmd.append("--verbose")
if silent:
dvc_cmd.append("--quiet")
full_cmd = [*dvc_cmd, *deps_cmd, *outputs_cmd, *outputs_nc_cmd, *project_cmd]
commands.append(" ".join(full_cmd))
run_commands(commands, variables, silent=True)
with dvc_config_path.open("r+", encoding="utf8") as f:
content = f.read()
f.seek(0, 0)
f.write(f"# {config_hash}\n{DVC_CONFIG_COMMENT}\n{content}")
return True
def run_commands(
commands: List[str] = tuple(), variables: Dict[str, str] = {}, silent: bool = False
) -> None:
for command in commands:
# Substitute variables, e.g. "./{NAME}.json"
command = command.format(**variables)
@ -195,7 +341,8 @@ def run_commands(commands: List[str] = tuple(), variables: Dict[str, str] = {})
# TODO: is this needed / a good idea?
if len(command) and command[0] == "python":
command[0] = sys.executable
print(" ".join(command))
if not silent:
print(" ".join(command))
run_command(command)
@ -225,3 +372,7 @@ def check_clone_dest(dest: Path) -> None:
f"Can't clone project, parent directory doesn't exist: {dest.parent}",
exits=1,
)
def get_hash(data) -> str:
return str(murmurhash.hash(srsly.json_dumps(data, sort_keys=True)))