当我整合pod文件时。在使用cocoapods之前我没有收到任何错误消息，现在我正在使用Paypal-iOS-SDk集成cocoapods。我收到一个错误：如果有人知道如何解决这个错误，请告诉我。我的电子邮件地址：kosuruudaysaikumar@gmail.com
Last login: Fri Jun 9 11:37:40 on ttys001
shyams-Mac-mini:~ shyamnarla$ cd /Users/shyamnarla/Downloads/Amaravati\
shyams-Mac-mini:Amaravati shyamnarla$ pod install
Analyzing dependencies
Downloading dependencies
Using Alamofire (4.0.1)
Using AlamofireImage (3.1.0)
Installing CardIO (5.4.1)
Using Firebase (3.9.0)
Using FirebaseAnalytics (3.5.1)
Using FirebaseCore (3.4.4)
Using FirebaseInstanceID (1.0.8)
Using FirebaseMessaging (1.2.1)
Using GoogleInterchangeUtilities (1.2.2)
Using GoogleMaps (2.1.0)
Using GooglePlacePicker (2.1.0)
Using GooglePlaces (2.1.0)
Using GoogleSymbolUtilities (1.1.2)
Using GoogleToolboxForMac (2.1.0)
Installing PayPal-iOS-SDK (2.17.0)
[!] Error installing PayPal-iOS-SDK
[!] /usr/bin/git clone https://github.com/paypal/PayPal-iOS-SDK.git /var/folders/b3/8tmw3ywx53vb9h7qvzgrpr2r0000gn/T/d20170609-2132-1pgwyuv --template= --single-branch --depth 1 --branch 2.17.0
Cloning into '/var/folders/b3/8tmw3ywx53vb9h7qvzgrpr2r0000gn/T/d20170609-2132-1pgwyuv'...
error: RPC failed; curl 56 SSLRead() return error -36
fatal: The remote end hung up unexpectedly
fatal: early EOF
fatal: index-pack failed
[!] Smart quotes were detected and ignored in your Podfile. To avoid issues in the future, you should not use TextEdit for editing it. If you are not using TextEdit, you should turn off smart quotes in your editor of choice.
[!] Automatically assigning platform ios with version 10.0 on target Amaravati because no platform was specified. Please specify a platform for this target in your Podfile. See `https://guides.cocoapods.org/syntax/podfile.html#platform`.