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import json
import os
from pathlib import Path
from typing import Any
import numpy as np
import yaml
from box import ConfigBox
from box.exceptions import BoxValueError
from ensure import ensure_annotations
@ensure_annotations
def read_yaml(path_to_yaml: Path) -> ConfigBox:
"""reads yaml file and returns
Args:
path_to_yaml (str): path like input
Raises:
ValueError: if yaml file is empty
e: empty file
Returns:
ConfigBox: ConfigBox type
"""
try:
with open(path_to_yaml) as yaml_file:
content = yaml.safe_load(yaml_file)
print(f"yaml file: {path_to_yaml} loaded successfully")
return ConfigBox(content)
except BoxValueError:
raise ValueError("yaml file is empty")
@ensure_annotations
def create_directories(path_to_directories: list, verbose=True):
"""Create a list of directories if they don't already exist or are not empty.
Args:
path_to_directories (list): List of path of directories
"""
for path in path_to_directories:
# Check if directory exists and has files
if os.path.exists(path):
if verbose:
print(
f"Directory at {path} already exists and contains files. Skipping creation."
)
continue # Skip creating the directory if it's not empty
os.makedirs(path, exist_ok=True)
if verbose:
print(f"Created directory at: {path}")
@ensure_annotations
def save_json(path: Path, data: dict):
"""save json data
Args:
path (Path): path to json file
data (dict): data to be saved in json file
"""
with open(path, "w") as f:
json.dump(data, f, indent=4)
print(f"json file saved at: {path}")
@ensure_annotations
def load_json(path: Path) -> ConfigBox:
"""load json files data
Args:
path (Path): path to json file
Returns:
ConfigBox: data as class attributes instead of dict
"""
with open(path) as f:
content = json.load(f)
print(f"json file loaded successfully from: {path}")
return ConfigBox(content)
@ensure_annotations
def get_size_in_kbs(path: Path) -> int:
"""get size in KB
Args:
path (Path): path of the file
Returns:
int: size in KB
"""
size_in_kb = round(os.path.getsize(path) / 1024)
return size_in_kb
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