Adjust wikidata event specifiers

Do minor refactors:
- Swap fmt=1 and fmt=2 in 'events' table
- Make documentation consistently use BC and AD
- import argparse at start of scripts

2 files changed, 6 insertions, 6 deletions

diff --git a/src/components/TimeLine.vue b/src/components/TimeLine.vue
index 1e78a87..c869aa3 100644
--- a/src/components/TimeLine.vue
+++ b/src/components/TimeLine.vue
@@ -245,7 +245,7 @@ class Tick {
 }
 function getNumDisplayUnits({inclOffsets=true} = {}): number { // Get num major units in display range
 	let unitDiff = Math.ceil(getUnitDiff(startDate.value, endDate.value, scale.value));
-		// Note: Rounding up due to cases like 1 CE to 10 CE with 10-year scale
+		// Note: Rounding up due to cases like 1 AD to 10 AD with 10-year scale
 	if (inclOffsets){
 		unitDiff += startOffset.value + endOffset.value;
 	}
@@ -886,7 +886,7 @@ function zoomTimeline(zoomRatio: number){
 			newStartOffset /= oldUnitsPerNew;
 			newEndOffset /= oldUnitsPerNew;
 			// Shift starting and ending points to align with new scale
-				// Note: There is some distortion due to not fully accounting for no year 0 CE here,
+				// Note: There is some distortion due to not fully accounting for no year 0 AD here,
 					// but the result seems tolerable, and resolving it adds a fair bit of code complexity
 			let newStartSubUnits =
 				(scale.value == DAY_SCALE) ? getDaysInMonth(newStart.year, newStart.month) :
@@ -929,7 +929,7 @@ function zoomTimeline(zoomRatio: number){
 			} else {
 				newStart.year = Math.floor(newStart.year / newScale) * newScale;
 				newEnd.year = Math.floor(newEnd.year / newScale) * newScale;
-				// Account for no 0 CE
+				// Account for no 0 AD
 				if (newStart.year == 0){
 					newStart.year = 1;
 				}
diff --git a/src/lib.ts b/src/lib.ts
index d9d5867..e2d65f9 100644
--- a/src/lib.ts
+++ b/src/lib.ts
@@ -150,7 +150,7 @@ export class HistDate {
 	}
 	getYearDiff(other: HistDate){
 		let yearDiff = Math.abs(this.year - other.year);
-		if (this.year * other.year < 0){ // Account for no 0 CE
+		if (this.year * other.year < 0){ // Account for no 0 AD
 			yearDiff -= 1;
 		}
 		return yearDiff;
@@ -418,7 +418,7 @@ export function stepDate( // If stepping by month or years, leaves day value unc
 			let newYear;
 			if (forward){
 				newYear = newDate.year + count*scale;
-				if (newYear == 0){ // Account for there being no 0 CE
+				if (newYear == 0){ // Account for there being no 0 AD
 					newYear = 1;
 				} else if (newDate.year == 1 && scale > 1){
 					newYear -= 1;
@@ -471,7 +471,7 @@ export function getNumSubUnits(date: HistDate, scaleIdx: number){
 	} else if (scale == 1){
 		return 12;
 	} else {
-		return scale / SCALES[scaleIdx + 1] - (date.year == 1 ? 1 : 0); // Account for lack of 0 CE
+		return scale / SCALES[scaleIdx + 1] - (date.year == 1 ? 1 : 0); // Account for lack of 0 AD
 	}
 }
 export function getUnitDiff(date: HistDate, date2: HistDate, scale: number): number {