[Mod] change default pypi_index used

Author: vnpy

install.bat

@@ -2,7 +2,7 @@
 SET python=%1
 SET pypi_index=%2
 IF     %python%""     == "" SET python=python
-IF     %pypi_index%"" == "" SET pypi_index=https://pypi.douban.com/simple
+IF     %pypi_index%"" == "" SET pypi_index=https://pypi.vnpy.com
 IF NOT %pypi_index%"" == "" SET pypi_index=--index-url %pypi_index%
 @ECHO ON
 

install.sh

@@ -6,7 +6,7 @@ shift 2
 
 
 [[ -z $python ]] && python=python3
-[[ -z $pypi_index ]] && pypi_index=https://pypi.douban.com/simple
+[[ -z $pypi_index ]] && pypi_index=https://pypi.vnpy.com
 
 $python -m pip install --upgrade pip wheel --index $pypi_index
 

install_osx.sh

@@ -5,7 +5,7 @@ pypi_index=$2
 shift 2
 
 [[ -z $python ]] && python=python3
-[[ -z $pypi_index ]] && pypi_index=https://pypi.douban.com/simple
+[[ -z $pypi_index ]] && pypi_index=https://pypi.vnpy.com
 
 $python -m pip install --upgrade pip wheel --index $pypi_index