init depot renew

cross_MNT.py

@@ -0,0 +1,77 @@
+#!/usr/bin/env python
+# -*- coding: UTF-8 -*-
+
+# from binascii import Incomplete
+from warnings import filterwarnings
+import geopandas as gpd
+import pandas as pd
+from sqlalchemy import create_engine
+from sqlalchemy.engine import URL
+# from shapely import geometry
+# from shapely.geometry import MultiPolygon, MultiLineString, MultiPoint, Polygon, LineString  #, collection
+# from shapely import ops
+
+from os import listdir, chdir
+from pathlib import Path
+from zipfile import ZipFile
+from rasterstats import zonal_stats
+from pycen import con_bdcen as con
+
+# Test de LiveShare DM
+
+path0 = '/home/colas/Documents/9_PROJETS/3_PGZH/'
+path  = path0 + 'SIG/'
+p_mltifct = 'multi_fonctions/IGN - BD Alti 25M/'
+
+
+df = gpd.read_postgis(
+  sql = 'SELECT * FROM pelouse_seche."cr_PS_CBNA_habitats_aggreg_06_2020"',
+  con = con
+)
+ddf = df[['id','geom']].copy()
+ddf.set_geometry('geom',inplace=True)
+
+home = str(Path.home())
+chdir(path+p_mltifct)
+Dir = listdir()
+Dir = [x for x in Dir if '.zip' in x]
+# stats = pd.DataFrame()
+for i, d in enumerate(Dir):
+  zip = ZipFile(d).namelist()
+  z = [z for z in zip if 'MNT' in z][0]
+  print(z)
+  tmp = zonal_stats(ddf.geom,'/vsizip/{zip}/{mnt}'.format(zip=d,mnt=z),stats="max")
+  tmp = pd.DataFrame(tmp)
+  tmp.columns = ['max%s'%i]
+  if i == 0 :
+    stats = tmp
+  else:
+    stats = pd.merge(stats,tmp,how='left',left_index=True,right_index=True)
+  
+stats['bilan'] = stats.max(axis=1)
+tmp = pd.merge(df,stats['bilan'],left_index=True,right_index=True)
+tmp.bilan = tmp.bilan.round()
+
+
+PSinfeq1200 = tmp[tmp.bilan <= 1200].copy()
+PSsup1200 = tmp[tmp.bilan > 1200].copy()
+PSinfeq1200.rename(columns={'bilan':'max_alti'}, inplace=True)
+PSsup1200.rename(columns={'bilan':'max_alti'}, inplace=True)
+PSinfeq1200.to_postgis(
+  name='cr_PS_CBNA_habitats_inf-eq_1200m', 
+  con=con, 
+  schema='pelouse_seche', 
+  if_exists='replace', 
+  index=False, 
+  index_label='id', 
+  geom_col='geom'
+)
+PSsup1200.to_postgis(
+  name='cr_PS_CBNA_habitats_sup_1200m', 
+  con=con, 
+  schema='pelouse_seche', 
+  if_exists='replace', 
+  index=False, 
+  index_label='id', 
+  geom_col='geom'
+)