The 'ldap' provider misses 'ldap' extra dep (which adds ldap3 pip dependency).
setup.py
'exasol': ["exasol"],
    'facebook': ["facebook"],
    'ftp': ["ftp"],
    'gcp': ["google"],  
    'gcp_api': ["google"],  
    'github_enterprise': [],
    'google': ["google"],
    'google_auth': [],
    'grpc': ["grpc"],
    'hashicorp': ["hashicorp"],
    'hdfs': ["apache.hdfs"],  
    'hive': ["apache.hive"],  
    'http': ["http"],
    'imap': ["imap"],
    'jdbc': ["jdbc"],
    'jenkins': ["jenkins"],
    'jira': ["jira"],
    'kerberos': [],
    'kubernetes': ["cncf.kubernetes"],  
    'ldap': [],
    "microsoft.azure": ["microsoft.azure"],
    "microsoft.mssql": ["microsoft.mssql"],
    "microsoft.winrm": ["microsoft.winrm"],
    'mongo': ["mongo"],
    'mssql': ["microsoft.mssql"],  
    'mysql': ["mysql"],
    'odbc': ["odbc"],
    'openfaas': ["openfaas"],
    'opsgenie': ["opsgenie"],
    'oracle': ["oracle"],