Create TidyDataShortcuts.py

TidyDataShortcuts.py

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+import pandas as pd
+import matplotlib.pyplot as plt
+
+#Melts a pandas DataFrame
+def tidy_melt(df, exclude, var, value):
+    df_melt = pd.melt(df, id_vars= exclude, var_name=var, value_name=value)
+    return df_melt
+
+#Returns a pivot table from a tidy df
+def tidy_to_pivot(df, indices, colname, valname):
+    df_piv = pd.pivot_table(df, index=indices, columns=colname, values=valname)
+    return df_piv
+
+#Returns a standard DataFrame from a tidydata set
+def tidy_to_og(tidy_df):
+    restored_df = tidy_df.reset_index()
+    return restored_df