dwker/lightweight-charts-python
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all datetime columns changed to timestamp, change from json to faster orjson

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This commit is contained in:
David Brazda
2024-06-12 13:33:50 +02:00
parent ed7ff29771
commit c29b1c5535
4 changed files with 51 additions and 14 deletions
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10
lightweight_charts/toolbox.py
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@ -1,4 +1,4 @@
import json
import orjson
class ToolBox:
@ -22,14 +22,14 @@ class ToolBox:
"""
if not self.drawings.get(tag):
return
self.run_script(f'if ({self.id}.toolBox) {self.id}.toolBox.loadDrawings({json.dumps(self.drawings[tag])})')
self.run_script(f'if ({self.id}.toolBox) {self.id}.toolBox.loadDrawings({orjson.dumps(self.drawings[tag])})')
def import_drawings(self, file_path):
"""
Imports a list of drawings stored at the given file path.
"""
with open(file_path, 'r') as f:
json_data = json.load(f)
json_data = orjson.load(f)
self.drawings = json_data
def export_drawings(self, file_path):
@ -37,9 +37,9 @@ class ToolBox:
Exports the current list of drawings to the given file path.
"""
with open(file_path, 'w+') as f:
json.dump(self.drawings, f, indent=4)
orjson.dump(self.drawings, f, indent=4)
def _save_drawings(self, drawings):
if not self._save_under:
return
self.drawings[self._save_under.value] = json.loads(drawings)
self.drawings[self._save_under.value] = orjson.loads(drawings)