packworker 0.1.3

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bin_packing

Read example in example.py

import random as rd
import binpacking as bp
def create_data_model():
    data = {}
    bins = []
    batches = []
    # number of bins
    nb_bin = 2
    # number of batch
    nb_batch = 3

    for i in range(nb_bin):
        bins.append(
            {
                "length": 20,
                "width": 20,
                "height": 15,
                "index": i,
            }
        )

    for j in range(nb_batch):
        temp = []
        # number of type of item
        nb_item_type = 3
        for i in range(nb_item_type):
            temp.append(
                {
                    "length": rd.randint(1, 5),
                    "width": rd.randint(1, 5),
                    "height": rd.randint(1, 5),
                    "quantity": rd.randint(5, 10),
                    "index": j * 10 + i,
                    "axis_lock": rd.randint(0, 1),
                }
            )
        batches.append(temp)

    # always use 2 key 'bins' and 'batches'
    data["bins"] = bins
    data["batches"] = batches

    return data
# create data for packer
data = create_data_model()

# create packer
packer = bp.create_packer(data)

# pack batch 0 into bin 0
packer.pack(bin_index=0, batch_index=0)

# can draw bin by index to visualize (option)
packer.draw_bin(bin_index=0)

# Get_output
result = []

for bin in packer.bins:
    result.append(bin.packed_items_to_dict())