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dmitric/amazon_signing.py

Last active December 24, 2015 13:38
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Signing AWS requests
Raw
amazon_signing.py
def _sign_params(self, params, host, uri="/", action="GET"):
buffer = "%s\n" % action
buffer += "%s\n" % host
buffer += "%s\n" % uri
buffer += '&'.join("%s=%s" % (self._quote(i[0]), self._quote(i[1])) for i in sorted(params.items()))
signature = base64.b64encode(
hmac.new(self.secret_access_key, buffer, hashlib.sha256).digest()
)
return signature
def _quote(self, obj):
return urllib.quote(str(obj), '')
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