remove print statements

chainladder/core/base.py

@@ -59,7 +59,7 @@ def _set_development(data, development, development_format, origin_date):
                 data, development, period_end=True, format=development_format
             )
             # if np.all(development_date.dt.strftime('%m-%d') == '01-01'):
-            #    development_date = pd.Series(pd.PeriodIndex(development_date, freq='A').to_timestamp(how='e'))
+            #    development_date = pd.Series(pd.PeriodIndex(development_date, freq="Y").to_timestamp(how='e'))
         else:
             o_max = pd.Period(
                 origin_date.max(), freq=TriangleBase._get_grain(origin_date)
@@ -276,9 +276,9 @@ def _get_grain(dates, trailing=False, kind="origin"):
         months = dates.dt.month.unique()
         diffs = np.diff(np.sort(months))
         if len(dates.unique()) == 1:
-            grain = "A"
+            grain = "Y"
         elif len(months) == 1:
-            grain = "A"
+            grain = "Y"
         elif np.all(diffs == 6):
             grain = "2Q"
         elif np.all(diffs == 3):

chainladder/core/triangle.py

@@ -330,7 +330,7 @@ def origin(self):
         if self.is_pattern and len(self.odims) == 1:
             return pd.Series(["(All)"])
         else:
-            freq = {"Y": "A", "S": "2Q", "H": "2Q"}.get(
+            freq = {"Y": "Y", "S": "2Q", "H": "2Q"}.get(
                 self.origin_grain, self.origin_grain
             )
             freq = freq if freq == "M" else freq + "-" + self.origin_close
@@ -339,7 +339,7 @@ def origin(self):
     @origin.setter
     def origin(self, value):
         self._len_check(self.origin, value)
-        freq = {"Y": "A", "S": "2Q"}.get(self.origin_grain, self.origin_grain)
+        freq = {"Y": "Y", "S": "2Q"}.get(self.origin_grain, self.origin_grain)
         freq = freq if freq == "M" else freq + "-" + self.origin_close
         value = pd.PeriodIndex(list(value), freq=freq)
         self.odims = value.to_timestamp().values
@@ -675,7 +675,7 @@ def grain(self, grain="", trailing=False, inplace=False):
             warnings.warn("Triangle includes extraneous development lags")
         obj = self.dev_to_val()
         if ograin_new != ograin_old:
-            freq = {"Y": "A", "S": "2Q"}.get(ograin_new, ograin_new)
+            freq = {"Y": "Y", "S": "2Q"}.get(ograin_new, ograin_new)
             if trailing or (obj.origin.freqstr[-3:] != "DEC" and ograin_old != "M"):
                 origin_period_end = self.origin[-1].strftime("%b").upper()
             else:

chainladder/development/base.py

@@ -311,7 +311,6 @@ def drop_array_helper(drop_type, default_value):
         return weights.transpose((0, 1, 3, 2))
 
     def _drop_valuation(self, X):
-        print("=== in _drop_valuation ===")
         xp = X.get_array_module()
         if type(self.drop_valuation) is not list:
             drop_valuation = [self.drop_valuation]

chainladder/development/outstanding.py

@@ -101,7 +101,6 @@ def fit(self, X, y=None, sample_weight=None):
         return self
 
     def _set_ldf(self, X):
-        print("=== in _set_ldf ===")
         paid_tri = X[self.paid_to_incurred[0]]
         incurred_tri = X[self.paid_to_incurred[1]]
         case_tri = incurred_tri - paid_tri
@@ -177,9 +176,6 @@ def _set_ldf(self, X):
 
         self.case = case_tri
         self.paid = paid
-        print("=== self.case ===\n", self.case)
-        print("=== self.paid ===\n", self.paid)
-        print("=== set LDF return ===\n", dev.cum_to_incr())
         return dev.cum_to_incr()
 
     @property

chainladder/utils/utility_functions.py

@@ -172,11 +172,8 @@ def parallelogram_olf(
         "M": "MS",
         "D": "D",
     }
-
-    try:
-        date_freq[approximation_grain]
-    except:
-        print("grain must be " "M" " or " "D" "")
+    if approximation_grain not in ['M', 'D']:
+        raise ValueError("approximation_grain must be " "M" " or " "D" "")
 
     date_idx = pd.date_range(
         start_date - pd.tseries.offsets.DateOffset(years=1),