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Enable downloading to existing file-objects, instead of using file paths #425

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akiross wants to merge 3 commits into from
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Enable downloading to existing file-objects, instead of using file paths #425

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0ce5512
Introduced download_to
akiross Sep 27, 2016
5b39b03
Introduced download_to
akiross Sep 27, 2016
f27c460
Fix: download_to did not use request.download_to
akiross Sep 27, 2016
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10 changes: 10 additions & 0 deletions telegram/file.py
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Original file line number Diff line number Diff line change
Expand Up @@ -81,3 +81,13 @@ def download(self, custom_path=None):
filename = basename(url)

self.bot.request.download(url, filename)

def download_to(self, file_object):
"""
Args:
file_object (file-like):

"""
url = self.file_path

self.bot.request.download_to(url, file_object)
16 changes: 14 additions & 2 deletions telegram/utils/request.py
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Expand Up @@ -212,6 +212,18 @@ def download(self, url, filename):
The filename within the path to download the file.

"""
buf = self._request_wrapper('GET', url)
with open(filename, 'wb') as fobj:
fobj.write(buf)
self.download_to(url, fobj)

def download_to(self, url, file_object):
"""Downloads a file by its URL using an existing file object.
Args:
url:
The web location we want to retrieve.

file_object:
A file-like object that supports write().

"""
buf = self._request_wrapper('GET', url)
file_object.write(buf)
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