Error while trying to run sonar scanner

onar@ubuntu:~/sonar-python/python-checks$ sonar-scanner
INFO: Scanner configuration file: /opt/sonar-scanner-4.2.0.1873-linux/conf/sonar-scanner.properties
INFO: Project root configuration file: /home/sonar/sonar-python/python-checks/sonar-project.properties
INFO: SonarQube Scanner 4.2.0.1873
INFO: Java 11.0.3 AdoptOpenJDK (64-bit)
INFO: Linux 4.15.0-70-generic amd64
INFO: User cache: /home/sonar/.sonar/cache
INFO: SonarQube server 7.7.0
INFO: Default locale: “en_US”, source code encoding: “UTF-8”
INFO: Load global settings
INFO: Load global settings (done) | time=93ms
INFO: Server id: A7EE8CF2-AW674VrKbg2BEesk0meF
INFO: User cache: /home/sonar/.sonar/cache
INFO: Load/download plugins
INFO: Load plugins index
INFO: Load plugins index (done) | time=75ms
INFO: Load/download plugins (done) | time=175ms
INFO: Process project properties
INFO: Execute project builders
INFO: Execute project builders (done) | time=11ms
INFO: Project key: 459e1b828544ceaef86dc97166f35ae9c49f1d19
INFO: Base dir: /home/sonar/sonar-python/python-checks
INFO: Working dir: /home/sonar/sonar-python/python-checks/.scannerwork
INFO: Load project settings for component key: ‘459e1b828544ceaef86dc97166f35ae9c49f1d19’
INFO: Load project repositories
INFO: Load project repositories (done) | time=9ms
INFO: Load quality profiles
INFO: Load quality profiles (done) | time=33ms
INFO: Load active rules
INFO: Load active rules (done) | time=984ms
INFO: Indexing files…
INFO: Project configuration:
INFO: 479 files indexed
INFO: 0 files ignored because of scm ignore settings
INFO: Quality profile for java: Sonar way
INFO: Quality profile for py: Sonar way
INFO: Quality profile for web: Sonar way
INFO: ------------- Run sensors on module python-checks
INFO: Load metrics repository
INFO: Load metrics repository (done) | time=62ms
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by net.sf.cglib.core.ReflectUtils$1 (file:/home/sonar/.sonar/cache/556c6247bee4506df29d82eccc325307/sonar-javascript-plugin.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte,int,int,java.security.ProtectionDomain)
WARNING: Please consider reporting this to the maintainers of net.sf.cglib.core.ReflectUtils$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
INFO: Sensor JavaSquidSensor [java]
INFO: Configured Java source version (sonar.java.source): none
INFO: JavaClasspath initialization
INFO: ------------------------------------------------------------------------
INFO: EXECUTION FAILURE
INFO: ------------------------------------------------------------------------
INFO: Total time: 7.115s
INFO: Final Memory: 12M/47M
INFO: ------------------------------------------------------------------------
ERROR: Error during SonarQube Scanner execution
org.sonar.java.AnalysisException: Please provide compiled classes of your project with sonar.java.binaries property
at org.sonar.java.JavaClasspath.init(JavaClasspath.java:66)
at org.sonar.java.AbstractJavaClasspath.getElements(AbstractJavaClasspath.java:280)
at org.sonar.java.SonarComponents.getJavaClasspath(SonarComponents.java:175)
at org.sonar.java.JavaSquid.(JavaSquid.java:82)
at org.sonar.plugins.java.JavaSquidSensor.execute(JavaSquidSensor.java:91)
at org.sonar.scanner.sensor.AbstractSensorWrapper.analyse(AbstractSensorWrapper.java:48)
at org.sonar.scanner.sensor.ModuleSensorsExecutor.execute(ModuleSensorsExecutor.java:85)
at org.sonar.scanner.sensor.ModuleSensorsExecutor.lambda$execute$1(ModuleSensorsExecutor.java:59)
at org.sonar.scanner.sensor.ModuleSensorsExecutor.withModuleStrategy(ModuleSensorsExecutor.java:77)
at org.sonar.scanner.sensor.ModuleSensorsExecutor.execute(ModuleSensorsExecutor.java:59)
at org.sonar.scanner.scan.ModuleScanContainer.doAfterStart(ModuleScanContainer.java:82)
at org.sonar.core.platform.ComponentContainer.startComponents(ComponentContainer.java:136)
at org.sonar.core.platform.ComponentContainer.execute(ComponentContainer.java:122)
at org.sonar.scanner.scan.ProjectScanContainer.scan(ProjectScanContainer.java:359)
at org.sonar.scanner.scan.ProjectScanContainer.scanRecursively(ProjectScanContainer.java:354)
at org.sonar.scanner.scan.ProjectScanContainer.doAfterStart(ProjectScanContainer.java:317)
at org.sonar.core.platform.ComponentContainer.startComponents(ComponentContainer.java:136)
at org.sonar.core.platform.ComponentContainer.execute(ComponentContainer.java:122)
at org.sonar.scanner.bootstrap.GlobalContainer.doAfterStart(GlobalContainer.java:128)
at org.sonar.core.platform.ComponentContainer.startComponents(ComponentContainer.java:136)
at org.sonar.core.platform.ComponentContainer.execute(ComponentContainer.java:122)
at org.sonar.batch.bootstrapper.Batch.doExecute(Batch.java:73)
at org.sonar.batch.bootstrapper.Batch.execute(Batch.java:67)
at org.sonarsource.scanner.api.internal.batch.BatchIsolatedLauncher.execute(BatchIsolatedLauncher.java:46)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.base/java.lang.reflect.Method.invoke(Unknown Source)
at org.sonarsource.scanner.api.internal.IsolatedLauncherProxy.invoke(IsolatedLauncherProxy.java:60)
at com.sun.proxy.Proxy0.execute(Unknown Source) at org.sonarsource.scanner.api.EmbeddedScanner.doExecute(EmbeddedScanner.java:189) at org.sonarsource.scanner.api.EmbeddedScanner.execute(EmbeddedScanner.java:138) at org.sonarsource.scanner.cli.Main.execute(Main.java:112) at org.sonarsource.scanner.cli.Main.execute(Main.java:75) at org.sonarsource.scanner.cli.Main.main(Main.java:61) ERROR: ERROR: Re-run SonarQube Scanner using the -X switch to enable full debug logging. sonar@ubuntu:~/sonar-python/python-checks

will you please guide how to resolve this