Remove mutable argument defaults

CHANGELOG.md

@@ -6,6 +6,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 ### Changed
+- Remove mutable argument defaults to avoid gotchas. ([PR #44](https://github.com/ClimateImpactLab/dscim/pull/44), [@brews](https://github.com/brews))
 - Quiet unused(?), common, logging messages to terminal. ([PR #14](https://github.com/ClimateImpactLab/dscim/pull/14), [@brews](https://github.com/brews))
 
 ## [0.1.0] - 2022-08-30

src/dscim/diagnostics/batch_maps.py

@@ -74,24 +74,26 @@ def batch_maps(
     ECON_ZARR,
     eta,
     maxmin=True,
-    selection=dict(year=2097, ssp=["SSP2", "SSP3", "SSP4"], batch="batch0"),
+    selection=None,
     location=(0.35, -0.2),
     gcm="mean",
     prefix=None,
-    variables=[
+    variables=(
         "rp_inc_share",
         "rp_damage_share",
         "rp_cons_share",
         "rp",
         "cons",
         "cons_ce",
-    ],
-    maxes=[None, None, None, None, None, None],
-    mins=[None, None, None, None, None, None],
+    ),
+    maxes=(None, None, None, None, None, None),
+    mins=(None, None, None, None, None, None),
     year=2097,
     plot=True,
     save_path=None,
 ):
+    if selection is None:
+        selection = dict(year=2097, ssp=["SSP2", "SSP3", "SSP4"], batch="batch0")
 
     assert len(maxes) == len(
         variables

src/dscim/diagnostics/compare_sccs.py

@@ -4,7 +4,7 @@
 
 
 def compare_sccs(
-    rootdict, recipe, disc, eta, rho, quantiles=[0, 0.05, 0.5, 0.95, 1], wp="0.5"
+    rootdict, recipe, disc, eta, rho, quantiles=(0, 0.05, 0.5, 0.95, 1), wp="0.5"
 ):
 
     this_list = []

src/dscim/diagnostics/damage_function.py

@@ -70,7 +70,7 @@ def damage_function(
     rho,
     year=2097,
     hue_vars="ssp",
-    recipes=["adding_up", "risk_aversion", "equity"],
+    recipes=("adding_up", "risk_aversion", "equity"),
     scale=10**12,
     x_lim=(-np.inf, np.inf),
     y_lim=(-np.inf, np.inf),
@@ -97,7 +97,7 @@ def damage_function(
         Type of discounting. Can be 'constant', 'ramsey', or 'wr'.
     year: int
         Year of damage function to be plotted.
-    recipes : list of str
+    recipes : sequence of str
         Recipe types to be plotted. Can be 'adding_up', 'risk_aversion', 'equity'
     scale : int
         Units of dollars for axis. ie., if 10**12 is passed, y axis will be in trillions.
@@ -269,8 +269,8 @@ def damage_function_w_consumption(
     output,
     eta,
     rho,
-    years=[2050, 2099],
-    recipes=["equity"],
+    years=(2050, 2099),
+    recipes=("equity",),
     disc="constant",
     model="IIASA GDP",
     ssp="SSP3",

src/dscim/diagnostics/discount_rates.py

@@ -12,13 +12,13 @@ def plot_implicit_rates(
     eta,
     rho,
     fair_aggregation="ce",
-    ssp=["SSP3"],
-    model=["IIASA GDP"],
-    rcp=["ssp585", "ssp245", "ssp460", "ssp370", "Naive Ramsey"],
-    weitzman_parameter=["0.001", "0.1", "1.0"],
+    ssp=("SSP3",),
+    model=("IIASA GDP",),
+    rcp=("ssp585", "ssp245", "ssp460", "ssp370", "Naive Ramsey"),
+    weitzman_parameter=("0.001", "0.1", "1.0"),
     pulse_year=2020,
-    recipes=["risk_aversion", "equity"],
-    discounting=["ramsey", "gwr"],
+    recipes=("risk_aversion", "equity"),
+    discounting=("ramsey", "gwr"),
     aspect=0.4,
     save_path=None,
     csv=True,

src/dscim/diagnostics/equity_risk_premiums.py

@@ -22,18 +22,23 @@ def mumbai_plots(
     eta,
     title=True,
     aspect=1,
-    selection=dict(year=2097),
-    region_dict={
-        "IND.21.317.1249": "Mumbai, IND",
-        "CAN.2.33.913": "Vancouver, CAN",
-        "USA.14.608": "Chicago, USA",
-        "EGY.11": "Cairo, EGY",
-        "SDN.4.11.50.164": "Khartoum, SDN",
-        "NGA.25.510": "Lagos, NGA",
-        "SAU.7": "Riyadh, SAU",
-        "RUS.16.430.430": "St Petersburg, RUS",
-    },
+    selection=None,
+    region_dict=None,
 ):
+    if selection is None:
+        selection = dict(year=2097)
+
+    if region_dict is None:
+        region_dict = {
+            "IND.21.317.1249": "Mumbai, IND",
+            "CAN.2.33.913": "Vancouver, CAN",
+            "USA.14.608": "Chicago, USA",
+            "EGY.11": "Cairo, EGY",
+            "SDN.4.11.50.164": "Khartoum, SDN",
+            "NGA.25.510": "Lagos, NGA",
+            "SAU.7": "Riyadh, SAU",
+            "RUS.16.430.430": "St Petersburg, RUS",
+        }
 
     assert premium in [
         "risk_aversion",

src/dscim/diagnostics/fair_step.py

@@ -21,7 +21,7 @@ def marginal_damages(
     sector,
     sector_path,
     discounting,
-    recipes=["risk_aversion", "equity"],
+    recipes=("risk_aversion", "equity"),
     save_path=None,
 ):
 
@@ -98,7 +98,7 @@ def global_consumption(
     sector,
     sector_path,
     discounting,
-    recipes=["risk_aversion", "equity"],
+    recipes=("risk_aversion", "equity"),
     save_path=None,
     scale=10**12,
 ):
@@ -153,20 +153,20 @@ def output_scc(
     sector_path,
     eta,
     rho,
-    recipes=["adding_up", "risk_aversion", "equity", "local"],
-    discounting=["constant_model_collapsed", "constant", "euler_ramsey", "euler_gwr"],
+    recipes=("adding_up", "risk_aversion", "equity", "local"),
+    discounting=("constant_model_collapsed", "constant", "euler_ramsey", "euler_gwr"),
     save_path=None,
     file=None,
     subset_dict=None,
-    index=[
+    index=(
         "discount_type",
         "discrate",
         "weitzman_parameter",
         "model",
         "ssp",
         "rcp",
         "gas",
-    ],
+    ),
 ):
 
     final_dfs = []
@@ -230,14 +230,19 @@ def plot_implicit_rates(
     sector,
     path,
     fair_aggregation="ce",
-    ssp=["SSP3"],
-    model=["IIASA GDP"],
+    ssp=None,
+    model=None,
     pulse_year=2020,
-    recipes=["risk_aversion", "equity"],
-    discounting=["ramsey", "gwr"],
+    recipes=("risk_aversion", "equity"),
+    discounting=("ramsey", "gwr"),
     save_path=None,
     csv=True,
 ):
+    if ssp is None:
+        ssp = ["SSP3"]
+
+    if model is None:
+        model = ["IIASA GDP"]
 
     for recipe in recipes:
 

src/dscim/diagnostics/maps.py

@@ -74,24 +74,26 @@ def maps(
     ECON_ZARR,
     eta,
     maxmin=True,
-    selection=dict(year=2097, ssp=["SSP2", "SSP3", "SSP4"]),
+    selection=None,
     location=(0.35, -0.2),
     gcm="mean",
     prefix=None,
-    variables=[
+    variables=(
         "rp_inc_share",
         "rp_damage_share",
         "rp_cons_share",
         "rp",
         "cons",
         "cons_ce",
-    ],
-    maxes=[None, None, None, None, None, None],
-    mins=[None, None, None, None, None, None],
+    ),
+    maxes=(None, None, None, None, None, None),
+    mins=(None, None, None, None, None, None),
     year=2097,
     plot=True,
     save_path=None,
 ):
+    if selection is None:
+        selection = dict(year=2097, ssp=["SSP2", "SSP3", "SSP4"])
 
     assert len(maxes) == len(
         variables

src/dscim/diagnostics/stacked_damage_function.py

@@ -15,10 +15,12 @@ def plot_stacked(
     eta=2.0,
     rho=0.0,
     xlim=(-1, 8),
-    years=[2020, 2050, 2090, 2100, 2200, 2300],
+    years=None,
     sharey=False,
     rff=True,
 ):
+    if years is None:
+        years = [2020, 2050, 2090, 2100, 2200, 2300]
 
     root_rff = f"/shares/gcp/integration_replication/results/rff/{sector}/2020/"
     root_ssp = f"/shares/gcp/integration_replication/results/AR6_ssp/{sector}/2020/"