VintageNetWiFi.Cookbook.wpa_psk

You're seeing just the function wpa_psk, go back to VintageNetWiFi.Cookbook module for more information.
Link to this function

wpa_psk(ssid, passphrase)

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Specs

Return a configuration for connecting to a WPA-PSK network

Pass an SSID and passphrase. If the SSID and passphrase are ok, you'll get an :ok tuple with the configuration. If there's a problem, you'll get an error tuple with a reason.