Add simple example

examples/calculateUniqueNetworkTokens.py

@@ -0,0 +1,54 @@
+from functools import reduce
+from pprint import pprint
+import chainql
+import operator
+import sys
+
+if len(sys.argv) != 2:
+  print("Usage: unique.py [url]")
+  sys.exit(1)
+
+
+# chainql.enable_logs()
+
+state = chainql.Chain(url=sys.argv[1]).latest()
+
+print("Loading...")
+
+allCollections = list(state.Common.CollectionById._preloadKeys.values())
+collectionsCount = len(allCollections) 
+
+nftCollectionsCount = sum(c.mode == 'NFT' for c in allCollections)
+rftCollectionsCount = sum(c.mode == 'ReFungible' for c in allCollections)
+fungibleCollectionsCount = sum(c.mode != 'ReFungible' and c.mode != 'NFT' for c in allCollections)
+nftMinted = reduce(operator.add, state.Nonfungible.TokensMinted._preloadKeys.values(), 0)
+nftBurned = reduce(operator.add, state.Nonfungible.TokensBurnt._preloadKeys.values(), 0)
+rftMinted = reduce(operator.add, state.Refungible.TokensMinted._preloadKeys.values(), 0)
+rftBurned = reduce(operator.add, state.Refungible.TokensBurnt._preloadKeys.values(), 0)
+
+print({
+  'total': {
+    'aliveCollections': collectionsCount,
+    'createdCollections': state.Common.CreatedCollectionCount,
+    'deletedCollections': state.Common.DestroyedCollectionCount,
+  },
+  'nonfungible': {
+    'collections': nftCollectionsCount,
+    'tokens': {
+      'alive': nftMinted - nftBurned,
+      'minted': nftMinted,
+      'burned': nftBurned
+    }    
+  },
+  'fungible': {
+    'collections': fungibleCollectionsCount
+  },
+  'refungible': {
+    'collections': rftCollectionsCount,
+    'tokens': {
+      'alive': rftMinted - rftBurned,
+      'minted': rftMinted,
+      'burned': rftBurned
+    }
+  }
+})