113 lines
3.2 KiB
Python
113 lines
3.2 KiB
Python
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import os
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import shutil
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from fastapi import UploadFile
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from PIL import Image
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def file_path(*path):
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"""
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拼接返回文件路径
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:param path:
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:return:
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"""
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return_path = os.path.join(*path)
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return return_path
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def create_folder(*path):
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"""根据路径创建文件夹"""
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folder_path = os.path.join(*path)
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try:
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os.makedirs(folder_path, exist_ok=True)
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except Exception as e:
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print(f"创建文件夹时错误： {e}")
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return folder_path
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def save_images(*path, file: UploadFile):
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"""
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保存上传的图片
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:param path: 路径
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:param file: 文件
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:return:
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"""
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save_path = os.path.join(*path, file.filename)
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os.makedirs(os.path.dirname(save_path), exist_ok=True)
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with open(save_path, "wb") as f:
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for line in file.file:
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f.write(line)
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return save_path
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def create_thumbnail(input_image_path, out_image_path, size=(116, 70)):
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"""
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给图片生成缩略图
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:param input_image_path:
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:param out_image_path:
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:param size: 缩略的尺寸
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:return:
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"""
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with Image.open(input_image_path) as image:
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# 使用thumbnail方法生成缩略图，参数size指定缩略图的最大尺寸
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# 注意：thumbnail方法会保持图片的宽高比不变
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image.thumbnail(size)
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os.makedirs(os.path.dirname(out_image_path), exist_ok=True)
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# 保存生成的缩略图
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image.save(out_image_path, 'JPEG')
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def copy_and_rename_file(src_file_path, dst_dir, new_name):
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"""
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复制文件到指定目录并重命名，保持文件的后缀不变。
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:param src_file_path: 源文件路径
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:param dst_dir: 目标目录
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:param new_name: 新文件名（不含扩展名）
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"""
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# 获取文件的完整文件名（包括扩展名）
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base_name = os.path.basename(src_file_path)
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# 分离文件名和扩展名
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file_name, file_extension = os.path.splitext(base_name)
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# 构建新的文件名和目标路径
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new_file_name = f"{new_name}{file_extension}"
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dst_file_path = os.path.join(dst_dir, new_file_name)
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# 确保目标目录存在
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os.makedirs(dst_dir, exist_ok=True)
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# 复制文件到目标位置并重命名
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shutil.copy(src_file_path, dst_file_path)
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def delete_file_if_exists(*file_paths: str):
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"""
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删除文件
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:param file_path:
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:return:
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"""
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for path in file_paths:
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if os.path.exists(path): # 检查文件是否存在
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os.remove(path) # 删除文件
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def delete_paths(paths):
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"""
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删除给定路径数组中的每个路径及其包含的所有内容。
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:param paths: 文件或目录路径的列表
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"""
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for path in paths:
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if os.path.exists(path):
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try:
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if os.path.isfile(path) or os.path.islink(path):
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# 如果是文件或符号链接，则删除
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os.remove(path)
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print(f"Deleted file: {path}")
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elif os.path.isdir(path):
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# 如果是目录，则递归删除
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shutil.rmtree(path)
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except Exception as e:
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print(f"路径删除失败 {path}: {e}")
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else:
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print(f"路径不存在: {path}")
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