ai-content-maker/.venv/Lib/site-packages/huggingface_hub/_commit_api.py

699 lines
28 KiB
Python

"""
Type definitions and utilities for the `create_commit` API
"""
import base64
import io
import os
import warnings
from collections import defaultdict
from contextlib import contextmanager
from dataclasses import dataclass, field
from itertools import groupby
from pathlib import Path, PurePosixPath
from typing import TYPE_CHECKING, Any, BinaryIO, Dict, Iterable, Iterator, List, Literal, Optional, Tuple, Union
from tqdm.contrib.concurrent import thread_map
from huggingface_hub import get_session
from .constants import ENDPOINT, HF_HUB_ENABLE_HF_TRANSFER
from .file_download import hf_hub_url
from .lfs import UploadInfo, lfs_upload, post_lfs_batch_info
from .utils import (
EntryNotFoundError,
chunk_iterable,
hf_raise_for_status,
logging,
tqdm_stream_file,
validate_hf_hub_args,
)
from .utils import tqdm as hf_tqdm
if TYPE_CHECKING:
from .hf_api import RepoFile
logger = logging.get_logger(__name__)
UploadMode = Literal["lfs", "regular"]
# Max is 1,000 per request on the Hub for HfApi.get_paths_info
# Otherwise we get:
# HfHubHTTPError: 413 Client Error: Payload Too Large for url: https://huggingface.co/api/datasets/xxx (Request ID: xxx)\n\ntoo many parameters
# See https://github.com/huggingface/huggingface_hub/issues/1503
FETCH_LFS_BATCH_SIZE = 500
@dataclass
class CommitOperationDelete:
"""
Data structure holding necessary info to delete a file or a folder from a repository
on the Hub.
Args:
path_in_repo (`str`):
Relative filepath in the repo, for example: `"checkpoints/1fec34a/weights.bin"`
for a file or `"checkpoints/1fec34a/"` for a folder.
is_folder (`bool` or `Literal["auto"]`, *optional*)
Whether the Delete Operation applies to a folder or not. If "auto", the path
type (file or folder) is guessed automatically by looking if path ends with
a "/" (folder) or not (file). To explicitly set the path type, you can set
`is_folder=True` or `is_folder=False`.
"""
path_in_repo: str
is_folder: Union[bool, Literal["auto"]] = "auto"
def __post_init__(self):
self.path_in_repo = _validate_path_in_repo(self.path_in_repo)
if self.is_folder == "auto":
self.is_folder = self.path_in_repo.endswith("/")
if not isinstance(self.is_folder, bool):
raise ValueError(
f"Wrong value for `is_folder`. Must be one of [`True`, `False`, `'auto'`]. Got '{self.is_folder}'."
)
@dataclass
class CommitOperationCopy:
"""
Data structure holding necessary info to copy a file in a repository on the Hub.
Limitations:
- Only LFS files can be copied. To copy a regular file, you need to download it locally and re-upload it
- Cross-repository copies are not supported.
Note: you can combine a [`CommitOperationCopy`] and a [`CommitOperationDelete`] to rename an LFS file on the Hub.
Args:
src_path_in_repo (`str`):
Relative filepath in the repo of the file to be copied, e.g. `"checkpoints/1fec34a/weights.bin"`.
path_in_repo (`str`):
Relative filepath in the repo where to copy the file, e.g. `"checkpoints/1fec34a/weights_copy.bin"`.
src_revision (`str`, *optional*):
The git revision of the file to be copied. Can be any valid git revision.
Default to the target commit revision.
"""
src_path_in_repo: str
path_in_repo: str
src_revision: Optional[str] = None
def __post_init__(self):
self.src_path_in_repo = _validate_path_in_repo(self.src_path_in_repo)
self.path_in_repo = _validate_path_in_repo(self.path_in_repo)
@dataclass
class CommitOperationAdd:
"""
Data structure holding necessary info to upload a file to a repository on the Hub.
Args:
path_in_repo (`str`):
Relative filepath in the repo, for example: `"checkpoints/1fec34a/weights.bin"`
path_or_fileobj (`str`, `Path`, `bytes`, or `BinaryIO`):
Either:
- a path to a local file (as `str` or `pathlib.Path`) to upload
- a buffer of bytes (`bytes`) holding the content of the file to upload
- a "file object" (subclass of `io.BufferedIOBase`), typically obtained
with `open(path, "rb")`. It must support `seek()` and `tell()` methods.
Raises:
[`ValueError`](https://docs.python.org/3/library/exceptions.html#ValueError)
If `path_or_fileobj` is not one of `str`, `Path`, `bytes` or `io.BufferedIOBase`.
[`ValueError`](https://docs.python.org/3/library/exceptions.html#ValueError)
If `path_or_fileobj` is a `str` or `Path` but not a path to an existing file.
[`ValueError`](https://docs.python.org/3/library/exceptions.html#ValueError)
If `path_or_fileobj` is a `io.BufferedIOBase` but it doesn't support both
`seek()` and `tell()`.
"""
path_in_repo: str
path_or_fileobj: Union[str, Path, bytes, BinaryIO]
upload_info: UploadInfo = field(init=False, repr=False)
# Internal attributes
# set to "lfs" or "regular" once known
_upload_mode: Optional[UploadMode] = field(init=False, repr=False, default=None)
# set to True if .gitignore rules prevent the file from being uploaded as LFS
# (server-side check)
_should_ignore: Optional[bool] = field(init=False, repr=False, default=None)
# set to True once the file has been uploaded as LFS
_is_uploaded: bool = field(init=False, repr=False, default=False)
# set to True once the file has been committed
_is_committed: bool = field(init=False, repr=False, default=False)
def __post_init__(self) -> None:
"""Validates `path_or_fileobj` and compute `upload_info`."""
self.path_in_repo = _validate_path_in_repo(self.path_in_repo)
# Validate `path_or_fileobj` value
if isinstance(self.path_or_fileobj, Path):
self.path_or_fileobj = str(self.path_or_fileobj)
if isinstance(self.path_or_fileobj, str):
path_or_fileobj = os.path.normpath(os.path.expanduser(self.path_or_fileobj))
if not os.path.isfile(path_or_fileobj):
raise ValueError(f"Provided path: '{path_or_fileobj}' is not a file on the local file system")
elif not isinstance(self.path_or_fileobj, (io.BufferedIOBase, bytes)):
# ^^ Inspired from: https://stackoverflow.com/questions/44584829/how-to-determine-if-file-is-opened-in-binary-or-text-mode
raise ValueError(
"path_or_fileobj must be either an instance of str, bytes or"
" io.BufferedIOBase. If you passed a file-like object, make sure it is"
" in binary mode."
)
if isinstance(self.path_or_fileobj, io.BufferedIOBase):
try:
self.path_or_fileobj.tell()
self.path_or_fileobj.seek(0, os.SEEK_CUR)
except (OSError, AttributeError) as exc:
raise ValueError(
"path_or_fileobj is a file-like object but does not implement seek() and tell()"
) from exc
# Compute "upload_info" attribute
if isinstance(self.path_or_fileobj, str):
self.upload_info = UploadInfo.from_path(self.path_or_fileobj)
elif isinstance(self.path_or_fileobj, bytes):
self.upload_info = UploadInfo.from_bytes(self.path_or_fileobj)
else:
self.upload_info = UploadInfo.from_fileobj(self.path_or_fileobj)
@contextmanager
def as_file(self, with_tqdm: bool = False) -> Iterator[BinaryIO]:
"""
A context manager that yields a file-like object allowing to read the underlying
data behind `path_or_fileobj`.
Args:
with_tqdm (`bool`, *optional*, defaults to `False`):
If True, iterating over the file object will display a progress bar. Only
works if the file-like object is a path to a file. Pure bytes and buffers
are not supported.
Example:
```python
>>> operation = CommitOperationAdd(
... path_in_repo="remote/dir/weights.h5",
... path_or_fileobj="./local/weights.h5",
... )
CommitOperationAdd(path_in_repo='remote/dir/weights.h5', path_or_fileobj='./local/weights.h5')
>>> with operation.as_file() as file:
... content = file.read()
>>> with operation.as_file(with_tqdm=True) as file:
... while True:
... data = file.read(1024)
... if not data:
... break
config.json: 100%|█████████████████████████| 8.19k/8.19k [00:02<00:00, 3.72kB/s]
>>> with operation.as_file(with_tqdm=True) as file:
... requests.put(..., data=file)
config.json: 100%|█████████████████████████| 8.19k/8.19k [00:02<00:00, 3.72kB/s]
```
"""
if isinstance(self.path_or_fileobj, str) or isinstance(self.path_or_fileobj, Path):
if with_tqdm:
with tqdm_stream_file(self.path_or_fileobj) as file:
yield file
else:
with open(self.path_or_fileobj, "rb") as file:
yield file
elif isinstance(self.path_or_fileobj, bytes):
yield io.BytesIO(self.path_or_fileobj)
elif isinstance(self.path_or_fileobj, io.BufferedIOBase):
prev_pos = self.path_or_fileobj.tell()
yield self.path_or_fileobj
self.path_or_fileobj.seek(prev_pos, io.SEEK_SET)
def b64content(self) -> bytes:
"""
The base64-encoded content of `path_or_fileobj`
Returns: `bytes`
"""
with self.as_file() as file:
return base64.b64encode(file.read())
def _validate_path_in_repo(path_in_repo: str) -> str:
# Validate `path_in_repo` value to prevent a server-side issue
if path_in_repo.startswith("/"):
path_in_repo = path_in_repo[1:]
if path_in_repo == "." or path_in_repo == ".." or path_in_repo.startswith("../"):
raise ValueError(f"Invalid `path_in_repo` in CommitOperation: '{path_in_repo}'")
if path_in_repo.startswith("./"):
path_in_repo = path_in_repo[2:]
if any(part == ".git" for part in path_in_repo.split("/")):
raise ValueError(
"Invalid `path_in_repo` in CommitOperation: cannot update files under a '.git/' folder (path:"
f" '{path_in_repo}')."
)
return path_in_repo
CommitOperation = Union[CommitOperationAdd, CommitOperationCopy, CommitOperationDelete]
def _warn_on_overwriting_operations(operations: List[CommitOperation]) -> None:
"""
Warn user when a list of operations is expected to overwrite itself in a single
commit.
Rules:
- If a filepath is updated by multiple `CommitOperationAdd` operations, a warning
message is triggered.
- If a filepath is updated at least once by a `CommitOperationAdd` and then deleted
by a `CommitOperationDelete`, a warning is triggered.
- If a `CommitOperationDelete` deletes a filepath that is then updated by a
`CommitOperationAdd`, no warning is triggered. This is usually useless (no need to
delete before upload) but can happen if a user deletes an entire folder and then
add new files to it.
"""
nb_additions_per_path: Dict[str, int] = defaultdict(int)
for operation in operations:
path_in_repo = operation.path_in_repo
if isinstance(operation, CommitOperationAdd):
if nb_additions_per_path[path_in_repo] > 0:
warnings.warn(
"About to update multiple times the same file in the same commit:"
f" '{path_in_repo}'. This can cause undesired inconsistencies in"
" your repo."
)
nb_additions_per_path[path_in_repo] += 1
for parent in PurePosixPath(path_in_repo).parents:
# Also keep track of number of updated files per folder
# => warns if deleting a folder overwrite some contained files
nb_additions_per_path[str(parent)] += 1
if isinstance(operation, CommitOperationDelete):
if nb_additions_per_path[str(PurePosixPath(path_in_repo))] > 0:
if operation.is_folder:
warnings.warn(
"About to delete a folder containing files that have just been"
f" updated within the same commit: '{path_in_repo}'. This can"
" cause undesired inconsistencies in your repo."
)
else:
warnings.warn(
"About to delete a file that have just been updated within the"
f" same commit: '{path_in_repo}'. This can cause undesired"
" inconsistencies in your repo."
)
@validate_hf_hub_args
def _upload_lfs_files(
*,
additions: List[CommitOperationAdd],
repo_type: str,
repo_id: str,
headers: Dict[str, str],
endpoint: Optional[str] = None,
num_threads: int = 5,
revision: Optional[str] = None,
):
"""
Uploads the content of `additions` to the Hub using the large file storage protocol.
Relevant external documentation:
- LFS Batch API: https://github.com/git-lfs/git-lfs/blob/main/docs/api/batch.md
Args:
additions (`List` of `CommitOperationAdd`):
The files to be uploaded
repo_type (`str`):
Type of the repo to upload to: `"model"`, `"dataset"` or `"space"`.
repo_id (`str`):
A namespace (user or an organization) and a repo name separated
by a `/`.
headers (`Dict[str, str]`):
Headers to use for the request, including authorization headers and user agent.
num_threads (`int`, *optional*):
The number of concurrent threads to use when uploading. Defaults to 5.
revision (`str`, *optional*):
The git revision to upload to.
Raises: `RuntimeError` if an upload failed for any reason
Raises: `ValueError` if the server returns malformed responses
Raises: `requests.HTTPError` if the LFS batch endpoint returned an HTTP
error
"""
# Step 1: retrieve upload instructions from the LFS batch endpoint.
# Upload instructions are retrieved by chunk of 256 files to avoid reaching
# the payload limit.
batch_actions: List[Dict] = []
for chunk in chunk_iterable(additions, chunk_size=256):
batch_actions_chunk, batch_errors_chunk = post_lfs_batch_info(
upload_infos=[op.upload_info for op in chunk],
repo_id=repo_id,
repo_type=repo_type,
revision=revision,
endpoint=endpoint,
headers=headers,
token=None, # already passed in 'headers'
)
# If at least 1 error, we do not retrieve information for other chunks
if batch_errors_chunk:
message = "\n".join(
[
f'Encountered error for file with OID {err.get("oid")}: `{err.get("error", {}).get("message")}'
for err in batch_errors_chunk
]
)
raise ValueError(f"LFS batch endpoint returned errors:\n{message}")
batch_actions += batch_actions_chunk
oid2addop = {add_op.upload_info.sha256.hex(): add_op for add_op in additions}
# Step 2: ignore files that have already been uploaded
filtered_actions = []
for action in batch_actions:
if action.get("actions") is None:
logger.debug(
f"Content of file {oid2addop[action['oid']].path_in_repo} is already"
" present upstream - skipping upload."
)
else:
filtered_actions.append(action)
if len(filtered_actions) == 0:
logger.debug("No LFS files to upload.")
return
# Step 3: upload files concurrently according to these instructions
def _wrapped_lfs_upload(batch_action) -> None:
try:
operation = oid2addop[batch_action["oid"]]
lfs_upload(operation=operation, lfs_batch_action=batch_action, headers=headers, endpoint=endpoint)
except Exception as exc:
raise RuntimeError(f"Error while uploading '{operation.path_in_repo}' to the Hub.") from exc
if HF_HUB_ENABLE_HF_TRANSFER:
logger.debug(f"Uploading {len(filtered_actions)} LFS files to the Hub using `hf_transfer`.")
for action in hf_tqdm(filtered_actions):
_wrapped_lfs_upload(action)
elif len(filtered_actions) == 1:
logger.debug("Uploading 1 LFS file to the Hub")
_wrapped_lfs_upload(filtered_actions[0])
else:
logger.debug(
f"Uploading {len(filtered_actions)} LFS files to the Hub using up to {num_threads} threads concurrently"
)
thread_map(
_wrapped_lfs_upload,
filtered_actions,
desc=f"Upload {len(filtered_actions)} LFS files",
max_workers=num_threads,
tqdm_class=hf_tqdm,
)
def _validate_preupload_info(preupload_info: dict):
files = preupload_info.get("files")
if not isinstance(files, list):
raise ValueError("preupload_info is improperly formatted")
for file_info in files:
if not (
isinstance(file_info, dict)
and isinstance(file_info.get("path"), str)
and isinstance(file_info.get("uploadMode"), str)
and (file_info["uploadMode"] in ("lfs", "regular"))
):
raise ValueError("preupload_info is improperly formatted:")
return preupload_info
@validate_hf_hub_args
def _fetch_upload_modes(
additions: Iterable[CommitOperationAdd],
repo_type: str,
repo_id: str,
headers: Dict[str, str],
revision: str,
endpoint: Optional[str] = None,
create_pr: bool = False,
gitignore_content: Optional[str] = None,
) -> None:
"""
Requests the Hub "preupload" endpoint to determine whether each input file should be uploaded as a regular git blob
or as git LFS blob. Input `additions` are mutated in-place with the upload mode.
Args:
additions (`Iterable` of :class:`CommitOperationAdd`):
Iterable of :class:`CommitOperationAdd` describing the files to
upload to the Hub.
repo_type (`str`):
Type of the repo to upload to: `"model"`, `"dataset"` or `"space"`.
repo_id (`str`):
A namespace (user or an organization) and a repo name separated
by a `/`.
headers (`Dict[str, str]`):
Headers to use for the request, including authorization headers and user agent.
revision (`str`):
The git revision to upload the files to. Can be any valid git revision.
gitignore_content (`str`, *optional*):
The content of the `.gitignore` file to know which files should be ignored. The order of priority
is to first check if `gitignore_content` is passed, then check if the `.gitignore` file is present
in the list of files to commit and finally default to the `.gitignore` file already hosted on the Hub
(if any).
Raises:
[`~utils.HfHubHTTPError`]
If the Hub API returned an error.
[`ValueError`](https://docs.python.org/3/library/exceptions.html#ValueError)
If the Hub API response is improperly formatted.
"""
endpoint = endpoint if endpoint is not None else ENDPOINT
# Fetch upload mode (LFS or regular) chunk by chunk.
upload_modes: Dict[str, UploadMode] = {}
should_ignore_info: Dict[str, bool] = {}
for chunk in chunk_iterable(additions, 256):
payload: Dict = {
"files": [
{
"path": op.path_in_repo,
"sample": base64.b64encode(op.upload_info.sample).decode("ascii"),
"size": op.upload_info.size,
"sha": op.upload_info.sha256.hex(),
}
for op in chunk
]
}
if gitignore_content is not None:
payload["gitIgnore"] = gitignore_content
resp = get_session().post(
f"{endpoint}/api/{repo_type}s/{repo_id}/preupload/{revision}",
json=payload,
headers=headers,
params={"create_pr": "1"} if create_pr else None,
)
hf_raise_for_status(resp)
preupload_info = _validate_preupload_info(resp.json())
upload_modes.update(**{file["path"]: file["uploadMode"] for file in preupload_info["files"]})
should_ignore_info.update(**{file["path"]: file["shouldIgnore"] for file in preupload_info["files"]})
# Set upload mode for each addition operation
for addition in additions:
addition._upload_mode = upload_modes[addition.path_in_repo]
addition._should_ignore = should_ignore_info[addition.path_in_repo]
# Empty files cannot be uploaded as LFS (S3 would fail with a 501 Not Implemented)
# => empty files are uploaded as "regular" to still allow users to commit them.
for addition in additions:
if addition.upload_info.size == 0:
addition._upload_mode = "regular"
@validate_hf_hub_args
def _fetch_files_to_copy(
copies: Iterable[CommitOperationCopy],
repo_type: str,
repo_id: str,
headers: Dict[str, str],
revision: str,
endpoint: Optional[str] = None,
) -> Dict[Tuple[str, Optional[str]], Union["RepoFile", bytes]]:
"""
Fetch information about the files to copy.
For LFS files, we only need their metadata (file size and sha256) while for regular files
we need to download the raw content from the Hub.
Args:
copies (`Iterable` of :class:`CommitOperationCopy`):
Iterable of :class:`CommitOperationCopy` describing the files to
copy on the Hub.
repo_type (`str`):
Type of the repo to upload to: `"model"`, `"dataset"` or `"space"`.
repo_id (`str`):
A namespace (user or an organization) and a repo name separated
by a `/`.
headers (`Dict[str, str]`):
Headers to use for the request, including authorization headers and user agent.
revision (`str`):
The git revision to upload the files to. Can be any valid git revision.
Returns: `Dict[Tuple[str, Optional[str]], Union[RepoFile, bytes]]]`
Key is the file path and revision of the file to copy.
Value is the raw content as bytes (for regular files) or the file information as a RepoFile (for LFS files).
Raises:
[`~utils.HfHubHTTPError`]
If the Hub API returned an error.
[`ValueError`](https://docs.python.org/3/library/exceptions.html#ValueError)
If the Hub API response is improperly formatted.
"""
from .hf_api import HfApi, RepoFolder
hf_api = HfApi(endpoint=endpoint, headers=headers)
files_to_copy: Dict[Tuple[str, Optional[str]], Union["RepoFile", bytes]] = {}
for src_revision, operations in groupby(copies, key=lambda op: op.src_revision):
operations = list(operations) # type: ignore
paths = [op.src_path_in_repo for op in operations]
for offset in range(0, len(paths), FETCH_LFS_BATCH_SIZE):
src_repo_files = hf_api.get_paths_info(
repo_id=repo_id,
paths=paths[offset : offset + FETCH_LFS_BATCH_SIZE],
revision=src_revision or revision,
repo_type=repo_type,
)
for src_repo_file in src_repo_files:
if isinstance(src_repo_file, RepoFolder):
raise NotImplementedError("Copying a folder is not implemented.")
if src_repo_file.lfs:
files_to_copy[(src_repo_file.path, src_revision)] = src_repo_file
else:
# TODO: (optimization) download regular files to copy concurrently
url = hf_hub_url(
endpoint=endpoint,
repo_type=repo_type,
repo_id=repo_id,
revision=src_revision or revision,
filename=src_repo_file.path,
)
response = get_session().get(url, headers=headers)
hf_raise_for_status(response)
files_to_copy[(src_repo_file.path, src_revision)] = response.content
for operation in operations:
if (operation.src_path_in_repo, src_revision) not in files_to_copy:
raise EntryNotFoundError(
f"Cannot copy {operation.src_path_in_repo} at revision "
f"{src_revision or revision}: file is missing on repo."
)
return files_to_copy
def _prepare_commit_payload(
operations: Iterable[CommitOperation],
files_to_copy: Dict[Tuple[str, Optional[str]], Union["RepoFile", bytes]],
commit_message: str,
commit_description: Optional[str] = None,
parent_commit: Optional[str] = None,
) -> Iterable[Dict[str, Any]]:
"""
Builds the payload to POST to the `/commit` API of the Hub.
Payload is returned as an iterator so that it can be streamed as a ndjson in the
POST request.
For more information, see:
- https://github.com/huggingface/huggingface_hub/issues/1085#issuecomment-1265208073
- http://ndjson.org/
"""
commit_description = commit_description if commit_description is not None else ""
# 1. Send a header item with the commit metadata
header_value = {"summary": commit_message, "description": commit_description}
if parent_commit is not None:
header_value["parentCommit"] = parent_commit
yield {"key": "header", "value": header_value}
nb_ignored_files = 0
# 2. Send operations, one per line
for operation in operations:
# Skip ignored files
if isinstance(operation, CommitOperationAdd) and operation._should_ignore:
logger.debug(f"Skipping file '{operation.path_in_repo}' in commit (ignored by gitignore file).")
nb_ignored_files += 1
continue
# 2.a. Case adding a regular file
if isinstance(operation, CommitOperationAdd) and operation._upload_mode == "regular":
yield {
"key": "file",
"value": {
"content": operation.b64content().decode(),
"path": operation.path_in_repo,
"encoding": "base64",
},
}
# 2.b. Case adding an LFS file
elif isinstance(operation, CommitOperationAdd) and operation._upload_mode == "lfs":
yield {
"key": "lfsFile",
"value": {
"path": operation.path_in_repo,
"algo": "sha256",
"oid": operation.upload_info.sha256.hex(),
"size": operation.upload_info.size,
},
}
# 2.c. Case deleting a file or folder
elif isinstance(operation, CommitOperationDelete):
yield {
"key": "deletedFolder" if operation.is_folder else "deletedFile",
"value": {"path": operation.path_in_repo},
}
# 2.d. Case copying a file or folder
elif isinstance(operation, CommitOperationCopy):
file_to_copy = files_to_copy[(operation.src_path_in_repo, operation.src_revision)]
if isinstance(file_to_copy, bytes):
yield {
"key": "file",
"value": {
"content": base64.b64encode(file_to_copy).decode(),
"path": operation.path_in_repo,
"encoding": "base64",
},
}
elif file_to_copy.lfs:
yield {
"key": "lfsFile",
"value": {
"path": operation.path_in_repo,
"algo": "sha256",
"oid": file_to_copy.lfs.sha256,
},
}
else:
raise ValueError(
"Malformed files_to_copy (should be raw file content as bytes or RepoFile objects with LFS info."
)
# 2.e. Never expected to happen
else:
raise ValueError(
f"Unknown operation to commit. Operation: {operation}. Upload mode:"
f" {getattr(operation, '_upload_mode', None)}"
)
if nb_ignored_files > 0:
logger.info(f"Skipped {nb_ignored_files} file(s) in commit (ignored by gitignore file).")