bcrypt@1.0.3 install：`node-pre-gyp install --fallback-to-build`

在安装bcrypt时，我在我的Windows机器中遇到此错误，我正在使用

• node v8.9.4

• npm v5.6.0

• bcrypt v1.0.3

C：\ Users \ user \ Desktop \ mysql_node_api \ register_login \ register_login> npm install bcrypt --save> bcrypt@1.0.3 install C：\ Users \ user \ Desktop \ mysql_node_api \ register_login \ regis ter_login \ node_modules \ bcrypt> node -pre-gyp install -fallback-to-build node-pre-gyp ERR！试图下载（未定义）：https：//github.com/kelektiv/node .bcrypt.js / releases / download / v1.0.3 / bcrypt_lib-v1.0.3-node-v57-win32-x64.tar.gz node- pre-gyp ERR！找不到bcrypt@1.0.3和node@8.9.4（node-v57 ABI）的预构建二进制文件（使用node-gyp回退到源代码编译）gyp ERR！配置错误gyp ERR！ stack错误：找不到Python可执行文件“python”，可以设置PYT HON env变量 . gyp ERR！堆栈在PythonFinder.failNoPython（C：\ Users \ user \ AppData \ Roaming \ n pm \ node_modules \ npm \ node_modules \ node-gyp \ lib \ configure.js：483：19）gyp ERR！在PythonFinder堆栈 . （C：\ Users \ user \ AppData \ Roaming \ np m \ node_modules \ npm \ node_modules \ node-gyp \ lib \ configure.js：508：16）gyp ERR！堆栈在C：\ Users \ user \ AppData \ Roaming \ npm \ node_modules \ npm \ node_mo dules \ graceful-fs \ polyfills.js：284：29 gyp ERR！堆栈在FSReqWrap.oncomplete（fs.js：152：21）gyp ERR！系统Windows_NT 6.1.7601 gyp ERR！命令“C：\ Program Files \ nodejs \ node.exe”“C：\ Users \ user \ AppData \ Roaming \ npm \ node_modules \ npm \ node_modules \ node-gyp \ bin \ node-gyp.js”“co nfigure” “--fallback-to-build”“ - module = C：\ Users \ user \ Desktop \ mysql_node_ap i \ _ register_login \ register_login \ node_modules \ bcrypt \ lib \ binding \ bcrypt_li b.node”“ - module_name = bcrypt_lib” “--module_path = C：\ Users \ user \ Desktop \ mysq l_node_api \ register_login \ _ register_login \ node_modules \ bcrypt \ lib \ binding”gyp ERR！ cwd C：\ Users \ user \ Desktop \ mysql_node_api \ register_login \ _ register_login \ node_modules \ bcrypt gyp ERR！ node -v v8.9.4 gyp ERR！ node-gyp -v v3.6.2 gyp ERR！不好节点-pre-gyp ERR！构建错误node-pre-gyp ERR！堆栈错误：无法执行'C：\ Program Files \ nodejs \ node.e xe C：\ Users \ user \ AppData \ Roaming \ npm \ node_modules \ npm \ node_modules \ node-gyp \ bin \ node-gyp.js configure --fallback-to-build --module = C：\ Users \ user \ Desktop \ mysql_n ode_api \ register_login \ register_login \ node_modules \ bcrypt \ lib \ binding \ bcrypt_lib .node --module_name = bcrypt_lib --module_path = C：\用户\ user \ Desktop \ mysql_node_ap i \ register_login \ register_login \ node_modules \ bcrypt \ lib \ binding'（1）node-pre-gyp ERR！在ChildProcess堆栈 . （C：\ Users \ user \ Desktop \ m ysql_node_api \ register_login \ register_login \ node_modules \ node-pre-gyp \ lib \ util \ c ompile.js:83:29）node-pre-gyp ERR！堆栈在emitTwo（events.js：126：13）node-pre-gyp ERR！堆栈在ChildProcess.emit（events.js：214：7）node-pre-gyp ERR！堆栈在maybeClose（internal / child_process.js：925：16）node-pre-gyp ERR！在Process.ChildProcess._handle.onexit（internal / chi ld_process.js：209：5）中的堆栈节点pre-gyp ERR！系统Windows_NT 6.1.7601 node-pre-gyp ERR！命令“C：\ Program Files \ nodejs \ node.exe”“C：\ Users \ user \ Desktop \ mysql_node_api \ register_login \ register_login \ node_modules \ node-pr e-gyp \ bin \ node-pre-gyp”“install” “ - fallback-to-build”node-pre-gyp ERR！ cwd C：\ Users \ user \ Desktop \ mysql_node_api \ register_login \ regist er_login \ node_modules \ bcrypt node-pre-gyp ERR！ node -v v8.9.4 node-pre-gyp ERR！ node-pre-gyp -v v0.6.36 node-pre-gyp ERR！不行无法执行'C：\ Program Files \ nodejs \ node.exe C：\ Users \ user \ AppData \ Roamin g \ npm \ node_modules \ npm \ node_modules \ node-gyp \ bin \ node-gyp.js configure - -fallbac k-to-build --module = C：\ Users \ user \ Desktop \ mysql_node_api \ register_login \ register _login \ node_modules \ bcrypt \ lib \ binding \ bcrypt_lib.node --module_name = bcrypt_lib --module_path = C：\ Users \ user \ Desktop \ mysql_node_api \ register_login \ register_login \ node_modules \ bcrypt \ lib \ binding'（1）npm ERR！代码ELIFECYCLE npm ERR！错误1 npm ERR！ bcrypt@1.0.3 install：node-pre-gyp install --fallback-to-build npm ERR！退出状态1 npm ERR！错误的ERR！ bcrypt@1.0.3安装脚本失败 . 错误的ERR！这可能不是npm的问题 . 上面可能有额外的日志输出 . 错误的ERR！可以在以下位置找到此运行的完整日志：npm ERR！ C：\ Users \ user \ AppData \ Roaming \ npm-cache_logs \ 2018-02-25T14_42_29_5 29Z-debug.log