pycharm中执行os.popen(appium)一直卡在运行脚本界面，不报错也没有任何反应，在CMD中正常运行。
跑后面server脚本的时候，报错如下：
None
C:\Users\uidq1501\AppData\Roaming\npm\node_modules\appium\build\lib\main.js: error: Unrecognized arguments: --.
usage: C:\Users\uidq1501\AppData\Roaming\npm\node_modules\appium\build\lib\main.js
[-h] [-v] [–shell] [–reboot] [–ipa IPA] [-a ADDRESS] [-p PORT]
[-ca CALLBACKADDRESS] [-cp CALLBACKPORT] [-bp BOOTSTRAPPORT]
[-r BACKENDRETRIES] [–session-override] [-l] [-g LOG]
[–log-level {info,info:debug,info:info,info:warn,info:error,warn,warn:debug,warn:info,warn:warn,warn:error,error,error:debug,error:info,error:warn,error:error,debug,debug:debug,debug:info,debug:warn,debug:error}]
[–log-timestamp] [–local-timezone] [–log-no-colors] [-G WEBHOOK]
[–safari] [–default-device] [–force-iphone] [–force-ipad]
[–tracetemplate AUTOMATIONTRACETEMPLATEPATH]
[–instruments INSTRUMENTSPATH] [–nodeconfig NODECONFIG]
[-ra ROBOTADDRESS] [-rp ROBOTPORT] [–selendroid-port SELENDROIDPORT]
[–chromedriver-port CHROMEDRIVERPORT]
[–chromedriver-executable CHROMEDRIVEREXECUTABLE] [–show-config]
[–no-perms-check] [–strict-caps] [–isolate-sim-device]
[–tmp TMPDIR] [–trace-dir TRACEDIR] [–debug-log-spacing]
[–suppress-adb-kill-server] [–async-trace]
[–webkit-debug-proxy-port WEBKITDEBUGPROXYPORT]
[–webdriveragent-port WDALOCALPORT] [-dc DEFAULTCAPABILITIES]
[–command-timeout DEFAULTCOMMANDTIMEOUT] [-k]
[–platform-name PLATFORMNAME] [–platform-version PLATFORMVERSION]
[–automation-name AUTOMATIONNAME] [–device-name DEVICENAME]
[–browser-name BROWSERNAME] [–app APP] [-lt LAUNCHTIMEOUT]
[–language LANGUAGE] [–locale LOCALE] [-U UDID]
[–orientation ORIENTATION] [–no-reset] [–full-reset]
[–app-pkg APPPACKAGE] [–app-activity APPACTIVITY]
[–app-wait-package APPWAITPACKAGE]
[–app-wait-activity APPWAITACTIVITY]
[–device-ready-timeout DEVICEREADYTIMEOUT]
[–android-coverage ANDROIDCOVERAGE] [–avd AVD] [–avd-args AVDARGS]
[–use-keystore] [–keystore-path KEYSTOREPATH]
[–keystore-password KEYSTOREPASSWORD] [–key-alias KEYALIAS]
[–key-password KEYPASSWORD] [–intent-action INTENTACTION]
[–intent-category INTENTCATEGORY] [–intent-flags INTENTFLAGS]
[–intent-args OPTIONALINTENTARGUMENTS] [–dont-stop-app-on-reset]
[–calendar-format CALENDARFORMAT] [–native-instruments-lib]
[–keep-keychains] [–localizable-strings-dir LOCALIZABLESTRINGSDIR]
[–show-ios-log] [–enable-heapdump] [–relaxed-security]

Process finished with exit code 0