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$colors($_) must be $colors{$_}

Accessing hash values requires the use of { }

We may create as a list

You can use

With your shown samples, please try following awk program. Written and tested in GNU awk.

May this is not what you are expecting to get as an answer, but I must state that here to help other readers to avoid such mistakes in future.

Unfortunately your Python code is not well-written. For example, I've noticed the following code where you iterate over all items in a folder and check the Subject and message bodies for keywords:

You can use selectattr and the contains test of Ansible for this.

Important note: do not name your dictionary groups, as you risk a collision with the special variable of the same name. Here, I named it food_groups.

So, the task of giving the type of food is as simple as:

Based on the update, we may filter after splitting the column in 'df1', then create a sequence index and reshape to 'long' format

You can work with the sets of columns independently, create logical matrices, then combine them logically with &.

Up front:

• if you have NA values in your data, this will need some mods to work properly;
• this presumes that all columns are in the same order; for instance, if your columns were ordered "Color1, Color2, Color3" and "Fruit3, Fruit2, Fruit1", then this will not pair things correctly.

Assuming dplyr: