[英]Get data as dataframe from Look through API sdk package in python
我有以下代码可以通过 API 从 Looker 中查看。 我将 api 存储在 a.ini 中。 所有这些都有效,但现在我想从 python 中的 Dataframe 中获取数据,以便我可以使用这些数据进行进一步分析。 我怎样才能做到这一点? 我使用了此代码,但这仅将其保存为 png。 我找不到从中创建 dataframe 的方法,因为我想要数据本身而不仅仅是结果图像。
import sys
import textwrap
import time
import looker_sdk
from looker_sdk import models
sdk = looker_sdk.init40("/Name.ini")
def get_look(title: str) -> models.Look:
title = title.lower()
look = next(iter(sdk.search_looks(title=title)), None)
if not look:
raise Exception(f"look '{title}' was not found")
return look
def download_look(look: models.Look, result_format: str, width: int, height: int):
"""Download specified look as png/jpg"""
id = int(look.id)
task = sdk.create_look_render_task(id, result_format, width, height,)
if not (task and task.id):
raise sdk.RenderTaskError(
f"Could not create a render task for '{look.title}'"
)
# poll the render task until it completes
elapsed = 0.0
delay = 0.5 # wait .5 seconds
while True:
poll = sdk.render_task(task.id)
if poll.status == "failure":
print(poll)
raise Exception(f"Render failed for '{look.title}'")
elif poll.status == "success":
break
time.sleep(delay)
elapsed += delay
print(f"Render task completed in {elapsed} seconds")
result = sdk.render_task_results(task.id)
filename = f"{look.title}.{result_format}"
with open(filename, "wb") as f:
f.write(result)
print(f"Look saved to '{filename}'")
look_title = sys.argv[1] if len(sys.argv) > 1 else "Name"
image_width = int(sys.argv[2]) if len(sys.argv) > 2 else 545
image_height = int(sys.argv[3]) if len(sys.argv) > 3 else 842
image_format = sys.argv[4] if len(sys.argv) > 4 else "png"
if not look_title:
raise Exception(
textwrap.dedent(
"""
Please provide: <lookTitle> [<img_width>] [<img_height>] [<img_format>]
img_width defaults to 545
img_height defaults to 842
img_format defaults to 'png'"""
)
)
look = get_look(look_title)
#Dataframe storage
download_look(look, image_format, image_width, image_height)
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