From 388191dc5539238fa41e7d02a289ba53a66e10da Mon Sep 17 00:00:00 2001
From: Carl Beekhuizen <carl@ethereum.org>
Date: Mon, 22 Mar 2021 15:31:55 +0100
Subject: [PATCH] Depricate support for old testnets (Witti, Altona, Medalla,
 Spadina, Zinken)

---
 README.md                 |  4 ++--
 eth2deposit/settings.py   | 20 --------------------
 tests/test_credentials.py |  4 ++--
 3 files changed, 4 insertions(+), 24 deletions(-)

diff --git a/README.md b/README.md
index e24679da..f7a5df4b 100644
--- a/README.md
+++ b/README.md
@@ -293,10 +293,10 @@ You can also run the tool with optional arguments:
 docker run -it --rm -v $(pwd)/validator_keys:/app/validator_keys ethereum/eth2.0-deposit-cli new-mnemonic --num_validators=<NUM_VALIDATORS> --mnemonic_language=english --folder=<YOUR_FOLDER_PATH>
 ```
 
-Example for 1 validator on the [Medalla testnet](https://medalla.launchpad.ethereum.org/) using english:
+Example for 1 validator on the [Prater testnet](https://prater.launchpad.ethereum.org/) using english:
 
 ```sh
-docker run -it --rm -v $(pwd)/validator_keys:/app/validator_keys ethereum/eth2.0-deposit-cli new-mnemonic --num_validators=1 --mnemonic_language=english --chain=medalla
+docker run -it --rm -v $(pwd)/validator_keys:/app/validator_keys ethereum/eth2.0-deposit-cli new-mnemonic --num_validators=1 --mnemonic_language=english --chain=prater
 ```
 
 ###### Arguments
diff --git a/eth2deposit/settings.py b/eth2deposit/settings.py
index adc36d95..8558afe4 100644
--- a/eth2deposit/settings.py
+++ b/eth2deposit/settings.py
@@ -10,27 +10,12 @@ class BaseChainSetting(NamedTuple):
 
 
 MAINNET = 'mainnet'
-WITTI = 'witti'
-ALTONA = 'altona'
-MEDALLA = 'medalla'
-SPADINA = 'spadina'
-ZINKEN = 'zinken'
 PYRMONT = 'pyrmont'
 PRATER = 'prater'
 
 
 # Eth2 Mainnet setting
 MainnetSetting = BaseChainSetting(ETH2_NETWORK_NAME=MAINNET, GENESIS_FORK_VERSION=bytes.fromhex('00000000'))
-# Eth2 spec v0.11.3 testnet
-WittiSetting = BaseChainSetting(ETH2_NETWORK_NAME=WITTI, GENESIS_FORK_VERSION=bytes.fromhex('00000113'))
-# Eth2 spec v0.12.1 testnet
-AltonaSetting = BaseChainSetting(ETH2_NETWORK_NAME=ALTONA, GENESIS_FORK_VERSION=bytes.fromhex('00000121'))
-# Eth2 "official" public testnet (spec v0.12.2)
-MedallaSetting = BaseChainSetting(ETH2_NETWORK_NAME=MEDALLA, GENESIS_FORK_VERSION=bytes.fromhex('00000001'))
-# Eth2 "dress rehearsal" testnet (spec v0.12.3)
-SpadinaSetting = BaseChainSetting(ETH2_NETWORK_NAME=SPADINA, GENESIS_FORK_VERSION=bytes.fromhex('00000002'))
-# Eth2 "dress rehearsal" testnet (spec v0.12.3)
-ZinkenSetting = BaseChainSetting(ETH2_NETWORK_NAME=ZINKEN, GENESIS_FORK_VERSION=bytes.fromhex('00000003'))
 # Eth2 pre-launch testnet (spec v1.0.0)
 PyrmontSetting = BaseChainSetting(ETH2_NETWORK_NAME=PYRMONT, GENESIS_FORK_VERSION=bytes.fromhex('00002009'))
 # Eth2 testnet (spec v1.0.1)
@@ -39,11 +24,6 @@ class BaseChainSetting(NamedTuple):
 
 ALL_CHAINS: Dict[str, BaseChainSetting] = {
     MAINNET: MainnetSetting,
-    WITTI: WittiSetting,
-    ALTONA: AltonaSetting,
-    MEDALLA: MedallaSetting,
-    SPADINA: SpadinaSetting,
-    ZINKEN: ZinkenSetting,
     PYRMONT: PyrmontSetting,
     PRATER: PraterSetting,
 }
diff --git a/tests/test_credentials.py b/tests/test_credentials.py
index 219735a4..fa14b6be 100644
--- a/tests/test_credentials.py
+++ b/tests/test_credentials.py
@@ -1,7 +1,7 @@
 import pytest
 
 from eth2deposit.credentials import CredentialList
-from eth2deposit.settings import MedallaSetting
+from eth2deposit.settings import MainnetSetting
 
 
 def test_from_mnemonic() -> None:
@@ -11,6 +11,6 @@ def test_from_mnemonic() -> None:
             mnemonic_password="",
             num_keys=1,
             amounts=[32, 32],
-            chain_setting=MedallaSetting,
+            chain_setting=MainnetSetting,
             start_index=1,
         )