Reviewpass

Author: craigsdennis

s2n07-handling-missing-and-duplicated-data.ipynb

@@ -37,7 +37,8 @@
     "transactions = pd.read_csv(os.path.join('data', 'transactions.csv'), index_col=0)\n",
     "requests = pd.read_csv(os.path.join('data', 'requests.csv'), index_col=0)\n",
     "\n",
-    "# Perform the merge from the previous notebook (s2n6-combining-dataframes.ipynb)\n",
+    "# Perform the merge from the previous notebook \n",
+    "#  (s2n06-combining-dataframes.ipynb)\n",
     "successful_requests = requests.merge(\n",
     "    transactions,\n",
     "    left_on=['from_user', 'to_user', 'amount'], \n",
@@ -84,7 +85,8 @@
     "# Let's get our records sorted chronologically\n",
     "successful_requests.sort_values('request_date', inplace=True) \n",
     "\n",
-    "# And then we'll drop dupes keeping only the last one. Note the call to inplace \n",
+    "# And then we'll drop dupes keeping only the last one. \n",
+    "#  Note the use of the inplace keyword\n",
     "successful_requests.drop_duplicates(('from_user', 'to_user', 'amount'), keep='last', inplace=True)\n",
     "\n",
     "# Statement from previous notebook\n",
@@ -226,7 +228,8 @@
     }
    ],
    "source": [
-    "# Create a boolean array where we check to see if the label (username) is in the `from_user` Series.\n",
+    "# Create a boolean array where we check to see if the label (username) \n",
+    "#   is in the `from_user` Series.\n",
     "made_request_index = users.index.isin(requests.from_user)\n",
     "# This will get us a list of all users who **have** made a request\n",
     "users[made_request_index].head()"