From 9bf7b39d296d96553502acd58162dc8e15339923 Mon Sep 17 00:00:00 2001
From: Nick Gheorghita <nickgheorghita@gmail.com>
Date: Mon, 11 Mar 2019 15:34:54 +0100
Subject: [PATCH] Add deprecation warning to jsonrpc endpoints dropped in EIP
 1474

---
 web3/eth.py | 7 +++++++
 web3/net.py | 7 +++++++
 2 files changed, 14 insertions(+)

diff --git a/web3/eth.py b/web3/eth.py
index 195fdd056b..aaeaca268b 100644
--- a/web3/eth.py
+++ b/web3/eth.py
@@ -1,3 +1,5 @@
+import warnings
+
 from eth_account import (
     Account,
 )
@@ -375,6 +377,11 @@ def setContractFactory(self, contractFactory):
         self.defaultContractFactory = contractFactory
 
     def getCompilers(self):
+        warnings.warn(
+            "web3.eth.getCompilers() to be deprecated in v5 as it's no longer included in "
+            "the standard set of JSON-RPC endpoints: "
+            "https://github.com/ethereum/EIPs/pull/1474/files."
+        )
         return self.web3.manager.request_blocking("eth_getCompilers", [])
 
     def getWork(self):
diff --git a/web3/net.py b/web3/net.py
index dddca64179..e9be18e059 100644
--- a/web3/net.py
+++ b/web3/net.py
@@ -1,3 +1,5 @@
+import warnings
+
 from web3.module import (
     Module,
 )
@@ -14,6 +16,11 @@ def peerCount(self):
 
     @property
     def chainId(self):
+        warnings.warn(
+            "web3.eth.getCompilers() to be deprecated in v5 as it's no longer included in "
+            "the standard set of JSON-RPC endpoints: "
+            "https://github.com/ethereum/EIPs/pull/1474/files."
+        )
         return None
 
     @property