<jupyter_start><jupyter_text>**Prep contributions**<jupyter_code>contributions = [
    {
        'identifier': 'mp-1020712', # ZnSiN2
        'data': {
            'reference': 'https://doi.org/10.1103/PhysRevB.84.165204',
            'Γ': {
                'ΔE': {
                    'indirect': '5.70 eV',
                    'direct': '5.92 eV'
                },
                'VBM': {
                    'b₁': '0',
                    'a₂': '-20 meV',
                    'b₂': '-40 meV',
                    'a₁': '-180 meV'
                }
            }
        }
    }, {
        'identifier': 'mp-2979', # ZnGeN2
        'data': {
            'reference': 'https://doi.org/10.1103/PhysRevB.84.165204',
            'Γ': {
                'ΔE': {'direct': '3.60 eV'},
                'VBM': {
                    'b₁': '0',
                    'b₂': '-28 meV',
                    'a₁': '-129 meV'
                }
            }
        }
    }, {
        'identifier': 'mp-1029469', # ZnSnN2
        'data': {
            'reference': 'https://doi.org/10.1103/PhysRevB.91.205207',
            'Γ': {
                'ΔE': {'direct': '1.82 eV'},
                'VBM': {
                    'b₁': '0',
                    'b₂': '-188 meV',
                    'a₁': '-176 meV'
                }
            }
        }
    }, {
        'identifier': 'mp-3677', # MgSiN2
        'data': {
            'reference': 'https://doi.org/10.1103/PhysRevB.94.125201',
            'Γ': {
                'ΔE': {
                    'indirect': '6.08 eV',
                    'direct': '6.53 eV',
                    'direct3x4x4': '6.30 eV'
                }
            }
        }
    }, {
        'identifier': 'mp-7798', # MgGeN2
        'data': {
            'reference': 'https://doi.org/10.1016/j.ssc.2019.113664',
            'Γ' : {
                'ΔE': {'direct': '4.11 eV'},
                'VBM': {
                    'b₁': '0',
                    'b₂': '-82 meV',
                    'a₁': '-238 meV'
                }
            }
        }
    }, {
        'identifier': 'mp-1029791', # MgSnN2
        'data': {
            'reference': 'https://doi.org/10.1016/j.ssc.2019.113664',
            'Γ' : {
                'ΔE': {'direct': '2.28 eV'},
                'VBM': {
                    'b₁': '0',
                    'b₂': '-116 meV',
                    'a₁': '-144 meV'
                }
            }
        }
    }
]<jupyter_output><empty_output><jupyter_text>**Submit contributions**<jupyter_code>client.delete_contributions()
client.submit_contributions(contributions)
# [optional] initialize columns to explicitly set order, visibility and units
client.init_columns(columns={
    "reference": None,
    "Γ.ΔE.direct": "eV",
    "Γ.ΔE.direct3x4x4": "eV",
    "Γ.ΔE.indirect": "eV",
    "Γ.VBM.a₁": "meV",
    "Γ.VBM.a₂": "meV",
    "Γ.VBM.b₁": "",
    "Γ.VBM.b₂": "meV",
})<jupyter_output><empty_output>
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