chi*_*n s 3 json python-3.x pandas
我有以下文件夹结构:
Directory
- Subdirectory 1:
file.json
- Subdirectory 2:
file.json
- Subdirectory 3:
file.json
- Subdirectory 4:
file.json
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如何使用 Pandas 读取这些 JSON 文件?
试试这个代码:
import pandas as pd
from pathlib import Path
files = Path("Directory").glob("**/*.json")
for file in files:
df = pd.read_json(file)
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要了解有关将 JSON 字符串转换为 Pandas 对象的更多信息:
https://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.read_json.html
您可以执行以下操作:
import glob, os
working_directory = os.getcwd()
sub_directories = [active_directory + "/" + x for x in os.listdir(working_directory) if os.path.isdir(active_directory + "/"+x)]
all_json_files = []
for sub_dir in sub_directories:
os.chdir(sub_dir)
for file in glob.glob("*.json"):
all_json_files.append(sub_dir + "/" + file)
#Get back to original working directory
os.chdir(working_directory)
list_of_dfs = [pd.read_json(x) for x in all_json_files]
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从那里开始,如果所有 json 文件具有相同的结构,您可以将它们连接起来以获得一个数据帧:
final_df = pd.concat(list_of_dfs)
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