import arcpy
import os
from arcpy import env
env.workspace = "c:\\PGI\\in"
outws = "c:\\PGI\\out"
clipFC = "c:\\PGI\\jmk.shp"
fcs = arcpy.ListFeatureClasses()
for fc in fcs:
    outFC = os.path.join(outws, fc)
    arcpy.Clip_analysis(fc, clipFC, outFC)