Generate from git submodule instead of IPFS.

ethereum_tokens_gen.py

@@ -0,0 +1,67 @@
+#!/usr/bin/env python3
+import sys
+import os
+import json
+
+def get_tokens():
+    tokens = []
+    for s, i in networks:
+        try:
+            files = os.scandir('defs/ethereum/tokens/tokens/%s' % s)
+        except FileNotFoundError:
+            continue
+
+        for f in files:
+            data = json.load(open(f.path, 'r'))
+            data['chain'] = s
+            data['chain_id'] = i
+            tokens.append(data)
+
+    return tokens
+
+
+def print_tokens(tokens, python=False):
+    for t in sorted(tokens, key=lambda x: x['chain'] + x['symbol'].upper()):
+        address, name, symbol, decimal, chain, chain_id = t['address'], t['name'], t['symbol'], int(t['decimals']), t['chain'], t['chain_id']
+        address = '\\x'.join([address[i:i + 2] for i in range(0, len(address), 2)])[2:].lower()
+        if python:
+            print("    (%d, b'%s', '%s', %d),  # %s / %s" % (chain_id, address, symbol, decimal, chain, name))
+        else:
+            print('\t{%2d, "%s", " %s", %d}, // %s / %s' % (chain_id, address, symbol, decimal, chain, name))
+
+    return len(tokens)
+
+
+# disabled are networks with no tokens defined in ethereum-lists/tokens repo
+
+networks = [
+    ('eth', 1),
+    ('exp', 2),
+    # ('rop', 3),
+    # ('rin', 4),
+    ('ubq', 8),
+    # ('rsk', 30),
+    # ('kov', 42),
+    ('etc', 61),
+]
+
+
+def generate_c(tokens):
+    count = print_tokens(tokens)
+    print('-' * 32)
+    print('#define TOKENS_COUNT %d' % count)
+
+
+def generate_python(tokens):
+    print('tokens = [')
+    print_tokens(tokens, python=True)
+    print(']')
+
+
+if __name__ == '__main__':
+    tokens = get_tokens()
+
+    if len(sys.argv) > 1 and sys.argv[1] == '--python':
+        generate_python(tokens)
+    else:
+        generate_c(tokens)