numero_funzioni_x_gruppi.py

# Korto19 2022
from qgis.core import QgsExpression
#numero totale espressioni
nro_tot = len(QgsExpression.Functions())
#creo due dizionari
gruppi_funzioni = {}
gruppi = {}
#popolo il primo con le coppie funzione, gruppo
#ed il secondo con gruppo e contatore
for i in range(0, nro_tot):
    gruppi[QgsExpression.Functions()[i].group()] = 1
    gruppi_funzioni[QgsExpression.Functions()[i].name()] = QgsExpression.Functions()[i].group()
#uso il secondo gruppo per classificare il primo e conto 
for key, value in gruppi_funzioni.items():
    #print(key, ' : ', value)
    gruppi[value] = gruppi[value] + 1
#stampo il risultato
print(gruppi)
print ('nro totale espressioni: ',nro_tot)

output dev 3.23

{'Math': 27, 'GeometryGroup': 143, 'Conversions': 16, 'Conditionals': 6, 'Aggregates': 24, 'Arrays': 36, 'Date and Time': 17, 'String': 22, 'Fuzzy Matching': 5, 'Color': 18, 'Files and Paths': 10, 'deprecated': 2, 'Record and Attributes': 15, 'Map Layers': 3, 'General': 8, 'Rasters': 3, 'Maps': 15, 'Layout': 3, 'Processing': 2, 'Form': 3, 'Custom': 23, 'Lat Lon Tools': 21, 'Atlas': 2, 'Time': 4}
nro totale espressioni: 404

output dev 3.29

{'Math': 27, 'GeometryGroup': 150, 'Conversions': 16, 'Conditionals': 6, 'Aggregates': 24, 'Arrays': 37, 'Date and Time': 17, 'String': 22, 'Fuzzy Matching': 5, 'Color': 18, 'Files and Paths': 10, 'deprecated': 2, 'Record and Attributes': 18, 'Map Layers': 4, 'General': 8, 'Rasters': 4, 'Maps': 17, 'Layout': 3, 'Processing': 2, 'Form': 3, 'HfcQGIS': 23, 'Custom': 12, 'DataPlotly': 2, 'Lat Lon Tools': 21}
nro totale espressioni: 427

output 3.44.6-Solothurn

{'Math': 28, 'GeometryGroup': 152, 'Conversions': 17, 'Conditionals': 6, 'Aggregates': 24, 'Arrays': 37, 'Date and Time': 17, 'String': 26, 'Fuzzy Matching': 5, 'Color': 25, 'Files and Paths': 10, 'deprecated': 2, 'Record and Attributes': 18, 'CRS': 3, 'Map Layers': 4, 'General': 8, 'Rasters': 4, 'Maps': 17, 'Sensors': 2, 'Layout': 3, 'Processing': 2, 'Form': 3, 'Catasto': 3, 'HfcQGIS': 26, 'Custom': 16}
nro totale espressioni: 433

Categoria	N° Espressioni
GeometryGroup	151
Arrays	36
Math	27
String	25
HfcQGIS	25
Color	24
Aggregates	23
Record and Attributes	17
Conversions	16
Date and Time	16
Maps	16
Custom	15
Files and Paths	9
General	7
Conditionals	5
Fuzzy Matching	4
Map Layers	3
Rasters	3
CRS	2
Layout	2
Form	2
Catasto	2
deprecated	1
Sensors	1
Processing	1
TOTALE	433

output QGIS 4.0

{'Math': 28, 'GeometryGroup': 153, 'Conversions': 20, 'Conditionals': 6, 'Aggregates': 24, 'Arrays': 37, 'Date and Time': 22, 'String': 28, 'Fuzzy Matching': 5, 'Color': 25, 'Files and Paths': 10, 'MagneticModels': 5, 'deprecated': 2, 'Record and Attributes': 18, 'CRS': 3, 'Map Layers': 4, 'General': 8, 'Rasters': 4, 'Maps': 17, 'Sensors': 2, 'Layout': 3, 'Processing': 2, 'Form': 3, 'Catasto': 3, 'HfcQGIS': 25, 'Custom': 15}
nro totale espressioni: 446

Categoria	Conteggio
GeometryGroup	153
Arrays	37
Math	28
String	28
Color	25
HfcQGIS	25
Aggregates	24
Date and Time	22
Conversions	20
Record and Attributes	18
Maps	17
Custom	15
Files and Paths	10
General	8
Conditionals	6
Fuzzy Matching	5
MagneticModels	5
Map Layers	4
Rasters	4
CRS	3
Layout	3
Form	3
Catasto	3
deprecated	2
Sensors	2
Processing	2
---	---
TOTALE	446