Why Python Error?

[Skillnter]

Getting this Error:

[email protected] install D:\VCN\cdk-admin.git\Dashboard_Template\node_modules\grpc
node-pre-gyp install --fallback-to-build --library=static_library

node-pre-gyp ERR! Tried to download(403): https://storage.googleapis.com/grpc-precompiled-binaries/node/grpc/v1.10.1/node-v64-win32-x64-unknown.tar.gz
node-pre-gyp ERR! Pre-built binaries not found for [email protected] and [email protected] (node-v64 ABI, unknown) (falling back to source compile with node-gyp)
node-pre-gyp ERR! Pre-built binaries not installable for [email protected] and [email protected] (node-v64 ABI, unknown) (falling back to source compile with node-gyp)
node-pre-gyp ERR! Hit error Connection closed while downloading tarball file
gyp ERR! configure error
gyp ERR! stack Error: Can't find Python executable "python", you can set the PYTHON env variable.
gyp ERR! stack at PythonFinder.failNoPython (C:\Program Files\nodejs\node_modules\npm\node_modules\node-gyp\lib\configure.js:484:19)
gyp ERR! stack at PythonFinder. (C:\Program Files\nodejs\node_modules\npm\node_modules\node-gyp\lib\configure.js:509:16)
gyp ERR! stack at C:\Program Files\nodejs\node_modules\npm\node_modules\graceful-fs\polyfills.js:284:29
gyp ERR! stack at FSReqWrap.oncomplete (fs.js:154:21)
gyp ERR! System Windows_NT 10.0.17763
gyp ERR! command "C:\Program Files\nodejs\node.exe" "C:\Program Files\nodejs\node_modules\npm\node_modules\node-gyp\bin\node-gyp.js" "configure" "--fallback-to-build" "--library=static_library" "--module=D:\VCN\cdk-admin.git\Dashboard_Template\node_modules\grpc\src\node\extension_binary\node-v64-win32-x64-unknown\grpc_node.node" "--module_name=grpc_node" "--module_path=D:\VCN\cdk-admin.git\Dashboard_Template\node_modules\grpc\src\node\extension_binary\node-v64-win32-x64-unknown"
gyp ERR! cwd D:\VCN\cdk-admin.git\Dashboard_Template\node_modules\grpc
gypgyp ERR! node -vERR! v10.15.1
gypconfigure error
ERR! node-gyp -v v3.8.0
gypgyp ERR!ERR! stacknot ok Error: Can't find Python executable "python", you can set the PYTHON env variable.

gyp ERR! stack at PythonFinder.failNoPython (C:\Program Files\nodejs\node_modules\npm\node_modules\node-gyp\lib\configure.js:484:19)
gyp ERR! stack at PythonFinder. (C:\Program Files\nodejs\node_modules\npm\node_modules\node-gyp\lib\configure.js:509:16)
gyp ERR! stack at C:\Program Files\nodejs\node_modules\npm\node_modules\graceful-fs\polyfills.js:284:29
gyp ERR! node-pre-gypstack at FSReqWrap.oncomplete (fs.js:154:21)
ERR! gypbuild error
ERR! System Windows_NT 10.0.17763
node-pre-gyp gypERR! ERR!stack Error: Failed to execute 'C:\Program Files\nodejs\node.exe C:\Program Files\nodejs\node_modules\npm\node_modules\node-gyp\bin\node-gyp.js configure --fallback-to-build --library=static_library --module=D:\VCN\cdk-admin.git\Dashboard_Template\node_modules\grpc\src\node\extension_binary\node-v64-win32-x64-unknown\grpc_node.node --module_name=grpc_node --module_path=D:\VCN\cdk-admin.git\Dashboard_Template\node_modules\grpc\src\node\extension_binary\node-v64-win32-x64-unknown' (1)
commandnode-pre-gyp "C:\Program Files\nodejs\node.exe" "C:\Program Files\nodejs\node_modules\npm\node_modules\node-gyp\bin\node-gyp.js" "configure" "--fallback-to-build" "--library=static_library" "--module=D:\VCN\cdk-admin.git\Dashboard_Template\node_modules\grpc\src\node\extension_binary\node-v64-win32-x64-unknown\grpc_node.node" "--module_name=grpc_node" "--module_path=D:\VCN\cdk-admin.git\Dashboard_Template\node_modules\grpc\src\node\extension_binary\node-v64-win32-x64-unknown"
gypERR! ERR!stack at ChildProcess. (D:\VCN\cdk-admin.git\Dashboard_Template\node_modules\grpc\node_modules\node-pre-gyp\lib\util\compile.js:83:29)
cwdnode-pre-gyp D:\VCN\cdk-admin.git\Dashboard_Template\node_modules\grpc
gypERR! ERR!stack at ChildProcess.emit (events.js:189:13)
node -vnode-pre-gyp v10.15.1
ERR!gyp stackERR! at maybeClose (internal/child_process.js:970:16)
node-pre-gypnode-gyp -v v3.8.0
ERR!gyp stackERR! at Process.ChildProcess._handle.onexit (internal/child_process.js:259:5)
not ok
node-pre-gyp ERR! System Windows_NT 10.0.17763
node-pre-gyp ERR! command "C:\Program Files\nodejs\node.exe" "D:\VCN\cdk-admin.git\Dashboard_Template\node_modules\grpc\node_modules\node-pre-gyp\bin\node-pre-gyp" "install" "--fallback-to-build" "--library=static_library"
node-pre-gyp ERR! cwd D:\VCN\cdk-admin.git\Dashboard_Template\node_modules\grpc
node-pre-gyp ERR! node -v v10.15.1
node-pre-gyp ERR! node-pre-gyp -v v0.7.0
node-pre-gyp ERR! not ok
Failed to execute 'C:\Program Files\nodejs\node.exe C:\Program Files\nodejs\node_modules\npm\node_modules\node-gyp\bin\node-gyp.js configure --fallback-to-build --library=static_library --module=D:\VCN\cdk-admin.git\Dashboard_Template\node_modules\grpc\src\node\extension_binary\node-v64-win32-x64-unknown\grpc_node.node --module_name=grpc_node --module_path=D:\VCN\cdk-admin.git\Dashboard_Template\node_modules\grpc\src\node\extension_binary\node-v64-win32-x64-unknown' (1)
npm WARN optional SKIPPING OPTIONAL DEPENDENCY: [email protected] (node_modules\webpack-dev-server\node_modules\fsevents):
npm WARN notsup SKIPPING OPTIONAL DEPENDENCY: Unsupported platform for [email protected]: wanted {"os":"darwin","arch":"any"} (current: {"os":"win32","arch":"x64"})
npm WARN optional SKIPPING OPTIONAL DEPENDENCY: [email protected] (node_modules\watchpack\node_modules\fsevents):
npm WARN notsup SKIPPING OPTIONAL DEPENDENCY: Unsupported platform for [email protected]: wanted {"os":"darwin","arch":"any"} (current: {"os":"win32","arch":"x64"})
npm WARN optional SKIPPING OPTIONAL DEPENDENCY: [email protected] (node_modules\fsevents):
npm WARN notsup SKIPPING OPTIONAL DEPENDENCY: Unsupported platform for [email protected]: wanted {"os":"darwin","arch":"any"} (current: {"os":"win32","arch":"x64"})
npm WARN optional SKIPPING OPTIONAL DEPENDENCY: [email protected] (node_modules\karma\node_modules\fsevents):
npm WARN notsup SKIPPING OPTIONAL DEPENDENCY: Unsupported platform for [email protected]: wanted {"os":"darwin","arch":"any"} (current: {"os":"win32","arch":"x64"})
npm WARN optional SKIPPING OPTIONAL DEPENDENCY: [email protected] (node_modules@angular-devkit\core\node_modules\fsevents):
npm WARN notsup SKIPPING OPTIONAL DEPENDENCY: Unsupported platform for [email protected]: wanted {"os":"darwin","arch":"any"} (current: {"os":"win32","arch":"x64"})

npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! [email protected] install: node-pre-gyp install --fallback-to-build --library=static_library
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the [email protected] install script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.

npm ERR! A complete log of this run can be found in:
npm ERR! C:\Users\User\AppData\Roaming\npm-cache_logs\2019-03-12T06_48_06_825Z-debug.log

When i run npm install. Is there is any alternative for this? Or Python is compulsory? Coz I can run Angular CLI without any issue without python.